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Finding the Fourth Proportional to 375,255.53, 517,641.17 and 237,391.76

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Solution

The fourth proportional to 375,255.53, 517,641.17 and 237,391.76 is: 327,466.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,255.53 : 517,641.17 = 237,391.76 : x
  2. Step 2: Convert to fraction form
    375,255.53/517,641.17 = 237,391.76/x
  3. Step 3: Cross multiply
    375,255.53x = 517,641.17 × 237,391.76
  4. Step 4: Simplify right side
    375,255.53x = 122,883,750,282.34
  5. Step 5: Solve for x
    x = 122,883,750,282.34/375,255.53
  6. Step 6: Final answer
    x = 327,466.86

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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.