Home / 458,277.38-687,252.05-158,677.52

Finding the Fourth Proportional to 458,277.38, 687,252.05 and 158,677.52

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Solution

The fourth proportional to 458,277.38, 687,252.05 and 158,677.52 is: 237,959.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,277.38 : 687,252.05 = 158,677.52 : x
  2. Step 2: Convert to fraction form
    458,277.38/687,252.05 = 158,677.52/x
  3. Step 3: Cross multiply
    458,277.38x = 687,252.05 × 158,677.52
  4. Step 4: Simplify right side
    458,277.38x = 109,051,450,115.53
  5. Step 5: Solve for x
    x = 109,051,450,115.53/458,277.38
  6. Step 6: Final answer
    x = 237,959.49

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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.