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Finding the Fourth Proportional to 431,344.82, 595,258.21 and 250,164.17

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Solution

The fourth proportional to 431,344.82, 595,258.21 and 250,164.17 is: 345,227.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,344.82 : 595,258.21 = 250,164.17 : x
  2. Step 2: Convert to fraction form
    431,344.82/595,258.21 = 250,164.17/x
  3. Step 3: Cross multiply
    431,344.82x = 595,258.21 × 250,164.17
  4. Step 4: Simplify right side
    431,344.82x = 148,912,275,608.97
  5. Step 5: Solve for x
    x = 148,912,275,608.97/431,344.82
  6. Step 6: Final answer
    x = 345,227.92

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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.