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Finding the Fourth Proportional to 267,633.72, 399,382.45 and 237,814.38

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Solution

The fourth proportional to 267,633.72, 399,382.45 and 237,814.38 is: 354,883.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,633.72 : 399,382.45 = 237,814.38 : x
  2. Step 2: Convert to fraction form
    267,633.72/399,382.45 = 237,814.38/x
  3. Step 3: Cross multiply
    267,633.72x = 399,382.45 × 237,814.38
  4. Step 4: Simplify right side
    267,633.72x = 94,978,889,135.10
  5. Step 5: Solve for x
    x = 94,978,889,135.10/267,633.72
  6. Step 6: Final answer
    x = 354,883.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.