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Finding the Fourth Proportional to 575,073.92, 862,610.88 and 220,196.72

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Solution

The fourth proportional to 575,073.92, 862,610.88 and 220,196.72 is: 330,295.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,073.92 : 862,610.88 = 220,196.72 : x
  2. Step 2: Convert to fraction form
    575,073.92/862,610.88 = 220,196.72/x
  3. Step 3: Cross multiply
    575,073.92x = 862,610.88 × 220,196.72
  4. Step 4: Simplify right side
    575,073.92x = 189,944,086,412.31
  5. Step 5: Solve for x
    x = 189,944,086,412.31/575,073.92
  6. Step 6: Final answer
    x = 330,295.08

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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.