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Finding the Fourth Proportional to 532,225.20, 798,337.80 and 521,727.60

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Solution

The fourth proportional to 532,225.20, 798,337.80 and 521,727.60 is: 782,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,225.20 : 798,337.80 = 521,727.60 : x
  2. Step 2: Convert to fraction form
    532,225.20/798,337.80 = 521,727.60/x
  3. Step 3: Cross multiply
    532,225.20x = 798,337.80 × 521,727.60
  4. Step 4: Simplify right side
    532,225.20x = 416,514,864,383.28
  5. Step 5: Solve for x
    x = 416,514,864,383.28/532,225.20
  6. Step 6: Final answer
    x = 782,591.40

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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.