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Finding the Fourth Proportional to 371,701.56, 557,354.70 and 147,052.92

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Solution

The fourth proportional to 371,701.56, 557,354.70 and 147,052.92 is: 220,501.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,701.56 : 557,354.70 = 147,052.92 : x
  2. Step 2: Convert to fraction form
    371,701.56/557,354.70 = 147,052.92/x
  3. Step 3: Cross multiply
    371,701.56x = 557,354.70 × 147,052.92
  4. Step 4: Simplify right side
    371,701.56x = 81,960,636,110.72
  5. Step 5: Solve for x
    x = 81,960,636,110.72/371,701.56
  6. Step 6: Final answer
    x = 220,501.19

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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.