Home / 317,576.33-476,002.10-127,915.24

Finding the Fourth Proportional to 317,576.33, 476,002.10 and 127,915.24

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Solution

The fourth proportional to 317,576.33, 476,002.10 and 127,915.24 is: 191,726.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,576.33 : 476,002.10 = 127,915.24 : x
  2. Step 2: Convert to fraction form
    317,576.33/476,002.10 = 127,915.24/x
  3. Step 3: Cross multiply
    317,576.33x = 476,002.10 × 127,915.24
  4. Step 4: Simplify right side
    317,576.33x = 60,887,921,991.79
  5. Step 5: Solve for x
    x = 60,887,921,991.79/317,576.33
  6. Step 6: Final answer
    x = 191,726.89

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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.