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Finding the Fourth Proportional to 297,370.46, 446,051.84 and 72,732.76

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Solution

The fourth proportional to 297,370.46, 446,051.84 and 72,732.76 is: 109,098.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,370.46 : 446,051.84 = 72,732.76 : x
  2. Step 2: Convert to fraction form
    297,370.46/446,051.84 = 72,732.76/x
  3. Step 3: Cross multiply
    297,370.46x = 446,051.84 × 72,732.76
  4. Step 4: Simplify right side
    297,370.46x = 32,442,581,426.28
  5. Step 5: Solve for x
    x = 32,442,581,426.28/297,370.46
  6. Step 6: Final answer
    x = 109,098.20

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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.