Home / 493,943.60-681,642.04-267,589.04

Finding the Fourth Proportional to 493,943.60, 681,642.04 and 267,589.04

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Solution

The fourth proportional to 493,943.60, 681,642.04 and 267,589.04 is: 369,272.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,943.60 : 681,642.04 = 267,589.04 : x
  2. Step 2: Convert to fraction form
    493,943.60/681,642.04 = 267,589.04/x
  3. Step 3: Cross multiply
    493,943.60x = 681,642.04 × 267,589.04
  4. Step 4: Simplify right side
    493,943.60x = 182,399,939,107.24
  5. Step 5: Solve for x
    x = 182,399,939,107.24/493,943.60
  6. Step 6: Final answer
    x = 369,272.81

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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.