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Finding the Fourth Proportional to 508,160.90, 701,251.56 and 314,517.24

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Solution

The fourth proportional to 508,160.90, 701,251.56 and 314,517.24 is: 434,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,160.90 : 701,251.56 = 314,517.24 : x
  2. Step 2: Convert to fraction form
    508,160.90/701,251.56 = 314,517.24/x
  3. Step 3: Cross multiply
    508,160.90x = 701,251.56 × 314,517.24
  4. Step 4: Simplify right side
    508,160.90x = 220,555,705,196.89
  5. Step 5: Solve for x
    x = 220,555,705,196.89/508,160.90
  6. Step 6: Final answer
    x = 434,027.30

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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.