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Finding the Fourth Proportional to 424,219.97, 585,612.27 and 252,193.64

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Solution

The fourth proportional to 424,219.97, 585,612.27 and 252,193.64 is: 348,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,219.97 : 585,612.27 = 252,193.64 : x
  2. Step 2: Convert to fraction form
    424,219.97/585,612.27 = 252,193.64/x
  3. Step 3: Cross multiply
    424,219.97x = 585,612.27 × 252,193.64
  4. Step 4: Simplify right side
    424,219.97x = 147,687,687,071.90
  5. Step 5: Solve for x
    x = 147,687,687,071.90/424,219.97
  6. Step 6: Final answer
    x = 348,139.41

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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.