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Finding the Fourth Proportional to 532,245.60, 798,368.40 and 496,994.40

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Solution

The fourth proportional to 532,245.60, 798,368.40 and 496,994.40 is: 745,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,245.60 : 798,368.40 = 496,994.40 : x
  2. Step 2: Convert to fraction form
    532,245.60/798,368.40 = 496,994.40/x
  3. Step 3: Cross multiply
    532,245.60x = 798,368.40 × 496,994.40
  4. Step 4: Simplify right side
    532,245.60x = 396,784,623,936.96
  5. Step 5: Solve for x
    x = 396,784,623,936.96/532,245.60
  6. Step 6: Final answer
    x = 745,491.60

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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.