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Finding the Fourth Proportional to 302,565.46, 453,897.45 and 89,354.94

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Solution

The fourth proportional to 302,565.46, 453,897.45 and 89,354.94 is: 134,046.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,565.46 : 453,897.45 = 89,354.94 : x
  2. Step 2: Convert to fraction form
    302,565.46/453,897.45 = 89,354.94/x
  3. Step 3: Cross multiply
    302,565.46x = 453,897.45 × 89,354.94
  4. Step 4: Simplify right side
    302,565.46x = 40,557,979,410.90
  5. Step 5: Solve for x
    x = 40,557,979,410.90/302,565.46
  6. Step 6: Final answer
    x = 134,046.96

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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.