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Finding the Fourth Proportional to 453,766.32, 681,042.84 and 452,716.56

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Solution

The fourth proportional to 453,766.32, 681,042.84 and 452,716.56 is: 679,467.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,766.32 : 681,042.84 = 452,716.56 : x
  2. Step 2: Convert to fraction form
    453,766.32/681,042.84 = 452,716.56/x
  3. Step 3: Cross multiply
    453,766.32x = 681,042.84 × 452,716.56
  4. Step 4: Simplify right side
    453,766.32x = 308,319,371,737.43
  5. Step 5: Solve for x
    x = 308,319,371,737.43/453,766.32
  6. Step 6: Final answer
    x = 679,467.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.