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Finding the Fourth Proportional to 267,680.34, 369,832.77 and 227,815.38

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Solution

The fourth proportional to 267,680.34, 369,832.77 and 227,815.38 is: 314,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,680.34 : 369,832.77 = 227,815.38 : x
  2. Step 2: Convert to fraction form
    267,680.34/369,832.77 = 227,815.38/x
  3. Step 3: Cross multiply
    267,680.34x = 369,832.77 × 227,815.38
  4. Step 4: Simplify right side
    267,680.34x = 84,253,593,034.00
  5. Step 5: Solve for x
    x = 84,253,593,034.00/267,680.34
  6. Step 6: Final answer
    x = 314,754.51

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1.5x scale

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.