Home / 493,535.29-681,078.95-267,180.79

Finding the Fourth Proportional to 493,535.29, 681,078.95 and 267,180.79

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Solution

The fourth proportional to 493,535.29, 681,078.95 and 267,180.79 is: 368,709.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,535.29 : 681,078.95 = 267,180.79 : x
  2. Step 2: Convert to fraction form
    493,535.29/681,078.95 = 267,180.79/x
  3. Step 3: Cross multiply
    493,535.29x = 681,078.95 × 267,180.79
  4. Step 4: Simplify right side
    493,535.29x = 181,971,209,876.70
  5. Step 5: Solve for x
    x = 181,971,209,876.70/493,535.29
  6. Step 6: Final answer
    x = 368,709.62

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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.