Home / 493,929.60-681,622.72-267,575.04

Finding the Fourth Proportional to 493,929.60, 681,622.72 and 267,575.04

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Solution

The fourth proportional to 493,929.60, 681,622.72 and 267,575.04 is: 369,253.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,929.60 : 681,622.72 = 267,575.04 : x
  2. Step 2: Convert to fraction form
    493,929.60/681,622.72 = 267,575.04/x
  3. Step 3: Cross multiply
    493,929.60x = 681,622.72 × 267,575.04
  4. Step 4: Simplify right side
    493,929.60x = 182,385,226,568.91
  5. Step 5: Solve for x
    x = 182,385,226,568.91/493,929.60
  6. Step 6: Final answer
    x = 369,253.49

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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.