Home / 317,260.35-476,076.33-127,691.19

Finding the Fourth Proportional to 317,260.35, 476,076.33 and 127,691.19

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Solution

The fourth proportional to 317,260.35, 476,076.33 and 127,691.19 is: 191,611.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,260.35 : 476,076.33 = 127,691.19 : x
  2. Step 2: Convert to fraction form
    317,260.35/476,076.33 = 127,691.19/x
  3. Step 3: Cross multiply
    317,260.35x = 476,076.33 × 127,691.19
  4. Step 4: Simplify right side
    317,260.35x = 60,790,753,108.53
  5. Step 5: Solve for x
    x = 60,790,753,108.53/317,260.35
  6. Step 6: Final answer
    x = 191,611.57

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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.