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Finding the Fourth Proportional to 269,387.92, 371,753.58 and 146,880.28

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Solution

The fourth proportional to 269,387.92, 371,753.58 and 146,880.28 is: 202,693.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,387.92 : 371,753.58 = 146,880.28 : x
  2. Step 2: Convert to fraction form
    269,387.92/371,753.58 = 146,880.28/x
  3. Step 3: Cross multiply
    269,387.92x = 371,753.58 × 146,880.28
  4. Step 4: Simplify right side
    269,387.92x = 54,603,269,921.40
  5. Step 5: Solve for x
    x = 54,603,269,921.40/269,387.92
  6. Step 6: Final answer
    x = 202,693.83

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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.