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Finding the Fourth Proportional to 267,234.28, 400,332.64 and 238,842.16

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Solution

The fourth proportional to 267,234.28, 400,332.64 and 238,842.16 is: 357,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,234.28 : 400,332.64 = 238,842.16 : x
  2. Step 2: Convert to fraction form
    267,234.28/400,332.64 = 238,842.16/x
  3. Step 3: Cross multiply
    267,234.28x = 400,332.64 × 238,842.16
  4. Step 4: Simplify right side
    267,234.28x = 95,616,312,456.10
  5. Step 5: Solve for x
    x = 95,616,312,456.10/267,234.28
  6. Step 6: Final answer
    x = 357,799.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.