Home / 382,195.26-527,343.72-231,289.02

Finding the Fourth Proportional to 382,195.26, 527,343.72 and 231,289.02

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Solution

The fourth proportional to 382,195.26, 527,343.72 and 231,289.02 is: 319,126.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,195.26 : 527,343.72 = 231,289.02 : x
  2. Step 2: Convert to fraction form
    382,195.26/527,343.72 = 231,289.02/x
  3. Step 3: Cross multiply
    382,195.26x = 527,343.72 × 231,289.02
  4. Step 4: Simplify right side
    382,195.26x = 121,968,812,201.95
  5. Step 5: Solve for x
    x = 121,968,812,201.95/382,195.26
  6. Step 6: Final answer
    x = 319,126.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.