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Finding the Fourth Proportional to 532,400.70, 798,601.05 and 266,202.30

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Solution

The fourth proportional to 532,400.70, 798,601.05 and 266,202.30 is: 399,303.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,400.70 : 798,601.05 = 266,202.30 : x
  2. Step 2: Convert to fraction form
    532,400.70/798,601.05 = 266,202.30/x
  3. Step 3: Cross multiply
    532,400.70x = 798,601.05 × 266,202.30
  4. Step 4: Simplify right side
    532,400.70x = 212,589,436,292.42
  5. Step 5: Solve for x
    x = 212,589,436,292.42/532,400.70
  6. Step 6: Final answer
    x = 399,303.45

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.