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Finding the Fourth Proportional to 431,718, 595,770.84 and 252,870

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Solution

The fourth proportional to 431,718, 595,770.84 and 252,870 is: 348,960.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,718 : 595,770.84 = 252,870 : x
  2. Step 2: Convert to fraction form
    431,718/595,770.84 = 252,870/x
  3. Step 3: Cross multiply
    431,718x = 595,770.84 × 252,870
  4. Step 4: Simplify right side
    431,718x = 150,652,572,310.80
  5. Step 5: Solve for x
    x = 150,652,572,310.80/431,718
  6. Step 6: Final answer
    x = 348,960.60

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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.