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Finding the Fourth Proportional to 374,863.18, 516,773.13 and 267,246.38

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Solution

The fourth proportional to 374,863.18, 516,773.13 and 267,246.38 is: 368,416.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,863.18 : 516,773.13 = 267,246.38 : x
  2. Step 2: Convert to fraction form
    374,863.18/516,773.13 = 267,246.38/x
  3. Step 3: Cross multiply
    374,863.18x = 516,773.13 × 267,246.38
  4. Step 4: Simplify right side
    374,863.18x = 138,105,747,649.95
  5. Step 5: Solve for x
    x = 138,105,747,649.95/374,863.18
  6. Step 6: Final answer
    x = 368,416.41

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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.