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Finding the Fourth Proportional to 269,904.30, 404,856.45 and 249,629.10

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Solution

The fourth proportional to 269,904.30, 404,856.45 and 249,629.10 is: 374,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,904.30 : 404,856.45 = 249,629.10 : x
  2. Step 2: Convert to fraction form
    269,904.30/404,856.45 = 249,629.10/x
  3. Step 3: Cross multiply
    269,904.30x = 404,856.45 × 249,629.10
  4. Step 4: Simplify right side
    269,904.30x = 101,063,951,242.70
  5. Step 5: Solve for x
    x = 101,063,951,242.70/269,904.30
  6. Step 6: Final answer
    x = 374,443.65

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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.