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Finding the Fourth Proportional to 609,744.69, 914,617.40 and 254,565.09

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Solution

The fourth proportional to 609,744.69, 914,617.40 and 254,565.09 is: 381,847.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,744.69 : 914,617.40 = 254,565.09 : x
  2. Step 2: Convert to fraction form
    609,744.69/914,617.40 = 254,565.09/x
  3. Step 3: Cross multiply
    609,744.69x = 914,617.40 × 254,565.09
  4. Step 4: Simplify right side
    609,744.69x = 232,829,659,473.74
  5. Step 5: Solve for x
    x = 232,829,659,473.74/609,744.69
  6. Step 6: Final answer
    x = 381,847.79

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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.