Home / 493,904.79-681,590.70-267,550.29

Finding the Fourth Proportional to 493,904.79, 681,590.70 and 267,550.29

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Solution

The fourth proportional to 493,904.79, 681,590.70 and 267,550.29 is: 369,220.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,904.79 : 681,590.70 = 267,550.29 : x
  2. Step 2: Convert to fraction form
    493,904.79/681,590.70 = 267,550.29/x
  3. Step 3: Cross multiply
    493,904.79x = 681,590.70 × 267,550.29
  4. Step 4: Simplify right side
    493,904.79x = 182,359,789,446.30
  5. Step 5: Solve for x
    x = 182,359,789,446.30/493,904.79
  6. Step 6: Final answer
    x = 369,220.53

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1.5x scale

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.