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Finding the Fourth Proportional to 269,562.70, 404,344.06 and 207,354.70

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Solution

The fourth proportional to 269,562.70, 404,344.06 and 207,354.70 is: 311,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,562.70 : 404,344.06 = 207,354.70 : x
  2. Step 2: Convert to fraction form
    269,562.70/404,344.06 = 207,354.70/x
  3. Step 3: Cross multiply
    269,562.70x = 404,344.06 × 207,354.70
  4. Step 4: Simplify right side
    269,562.70x = 83,842,641,258.08
  5. Step 5: Solve for x
    x = 83,842,641,258.08/269,562.70
  6. Step 6: Final answer
    x = 311,032.06

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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.