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Finding the Fourth Proportional to 532,452.80, 798,387.60 and 216,552.80

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Solution

The fourth proportional to 532,452.80, 798,387.60 and 216,552.80 is: 324,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,452.80 : 798,387.60 = 216,552.80 : x
  2. Step 2: Convert to fraction form
    532,452.80/798,387.60 = 216,552.80/x
  3. Step 3: Cross multiply
    532,452.80x = 798,387.60 × 216,552.80
  4. Step 4: Simplify right side
    532,452.80x = 172,893,070,265.28
  5. Step 5: Solve for x
    x = 172,893,070,265.28/532,452.80
  6. Step 6: Final answer
    x = 324,710.60

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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.