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Finding the Fourth Proportional to 237,915.30, 328,450.62 and 183,747.78

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Solution

The fourth proportional to 237,915.30, 328,450.62 and 183,747.78 is: 253,670.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,915.30 : 328,450.62 = 183,747.78 : x
  2. Step 2: Convert to fraction form
    237,915.30/328,450.62 = 183,747.78/x
  3. Step 3: Cross multiply
    237,915.30x = 328,450.62 × 183,747.78
  4. Step 4: Simplify right side
    237,915.30x = 60,352,072,264.62
  5. Step 5: Solve for x
    x = 60,352,072,264.62/237,915.30
  6. Step 6: Final answer
    x = 253,670.41

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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.