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Finding the Fourth Proportional to 267,805.67, 369,111.61 and 255,193.17

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Solution

The fourth proportional to 267,805.67, 369,111.61 and 255,193.17 is: 351,728.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,805.67 : 369,111.61 = 255,193.17 : x
  2. Step 2: Convert to fraction form
    267,805.67/369,111.61 = 255,193.17/x
  3. Step 3: Cross multiply
    267,805.67x = 369,111.61 × 255,193.17
  4. Step 4: Simplify right side
    267,805.67x = 94,194,761,613.99
  5. Step 5: Solve for x
    x = 94,194,761,613.99/267,805.67
  6. Step 6: Final answer
    x = 351,728.04

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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.