Home / 1,024,415.70-1,536,623.55-491,808.30

Finding the Fourth Proportional to 1,024,415.70, 1,536,623.55 and 491,808.30

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Solution

The fourth proportional to 1,024,415.70, 1,536,623.55 and 491,808.30 is: 737,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,415.70 : 1,536,623.55 = 491,808.30 : x
  2. Step 2: Convert to fraction form
    1,024,415.70/1,536,623.55 = 491,808.30/x
  3. Step 3: Cross multiply
    1,024,415.70x = 1,536,623.55 × 491,808.30
  4. Step 4: Simplify right side
    1,024,415.70x = 755,724,215,865.47
  5. Step 5: Solve for x
    x = 755,724,215,865.47/1,024,415.70
  6. Step 6: Final answer
    x = 737,712.45

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Double scale
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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.