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Finding the Fourth Proportional to 539,667.96, 744,737.58 and 297,951

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Solution

The fourth proportional to 539,667.96, 744,737.58 and 297,951 is: 411,170.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,667.96 : 744,737.58 = 297,951 : x
  2. Step 2: Convert to fraction form
    539,667.96/744,737.58 = 297,951/x
  3. Step 3: Cross multiply
    539,667.96x = 744,737.58 × 297,951
  4. Step 4: Simplify right side
    539,667.96x = 221,895,306,698.58
  5. Step 5: Solve for x
    x = 221,895,306,698.58/539,667.96
  6. Step 6: Final answer
    x = 411,170.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.