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Finding the Fourth Proportional to 395,177.66, 592,787.48 and 125,327.07

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Solution

The fourth proportional to 395,177.66, 592,787.48 and 125,327.07 is: 187,997.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,177.66 : 592,787.48 = 125,327.07 : x
  2. Step 2: Convert to fraction form
    395,177.66/592,787.48 = 125,327.07/x
  3. Step 3: Cross multiply
    395,177.66x = 592,787.48 × 125,327.07
  4. Step 4: Simplify right side
    395,177.66x = 74,292,317,374.45
  5. Step 5: Solve for x
    x = 74,292,317,374.45/395,177.66
  6. Step 6: Final answer
    x = 187,997.26

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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.