Home / 458,976.47-688,463.52-122,016.96

Finding the Fourth Proportional to 458,976.47, 688,463.52 and 122,016.96

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Solution

The fourth proportional to 458,976.47, 688,463.52 and 122,016.96 is: 183,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,976.47 : 688,463.52 = 122,016.96 : x
  2. Step 2: Convert to fraction form
    458,976.47/688,463.52 = 122,016.96/x
  3. Step 3: Cross multiply
    458,976.47x = 688,463.52 × 122,016.96
  4. Step 4: Simplify right side
    458,976.47x = 84,004,225,781.30
  5. Step 5: Solve for x
    x = 84,004,225,781.30/458,976.47
  6. Step 6: Final answer
    x = 183,025.13

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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.