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Finding the Fourth Proportional to 267,284.56, 400,926.84 and 249,569.86

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Solution

The fourth proportional to 267,284.56, 400,926.84 and 249,569.86 is: 374,354.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,284.56 : 400,926.84 = 249,569.86 : x
  2. Step 2: Convert to fraction form
    267,284.56/400,926.84 = 249,569.86/x
  3. Step 3: Cross multiply
    267,284.56x = 400,926.84 × 249,569.86
  4. Step 4: Simplify right side
    267,284.56x = 100,059,255,329.04
  5. Step 5: Solve for x
    x = 100,059,255,329.04/267,284.56
  6. Step 6: Final answer
    x = 374,354.79

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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.