Home / 477,118.60-715,677.44-122,132.06

Finding the Fourth Proportional to 477,118.60, 715,677.44 and 122,132.06

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Solution

The fourth proportional to 477,118.60, 715,677.44 and 122,132.06 is: 183,197.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,118.60 : 715,677.44 = 122,132.06 : x
  2. Step 2: Convert to fraction form
    477,118.60/715,677.44 = 122,132.06/x
  3. Step 3: Cross multiply
    477,118.60x = 715,677.44 × 122,132.06
  4. Step 4: Simplify right side
    477,118.60x = 87,407,160,042.73
  5. Step 5: Solve for x
    x = 87,407,160,042.73/477,118.60
  6. Step 6: Final answer
    x = 183,197.97

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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.