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Finding the Fourth Proportional to 532,103.28, 797,461.83 and 216,190.86

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Solution

The fourth proportional to 532,103.28, 797,461.83 and 216,190.86 is: 324,004.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,103.28 : 797,461.83 = 216,190.86 : x
  2. Step 2: Convert to fraction form
    532,103.28/797,461.83 = 216,190.86/x
  3. Step 3: Cross multiply
    532,103.28x = 797,461.83 × 216,190.86
  4. Step 4: Simplify right side
    532,103.28x = 172,403,958,304.40
  5. Step 5: Solve for x
    x = 172,403,958,304.40/532,103.28
  6. Step 6: Final answer
    x = 324,004.69

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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.