Home / 676,044.60-932,941.68-370,140.39

Finding the Fourth Proportional to 676,044.60, 932,941.68 and 370,140.39

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Solution

The fourth proportional to 676,044.60, 932,941.68 and 370,140.39 is: 510,793.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,044.60 : 932,941.68 = 370,140.39 : x
  2. Step 2: Convert to fraction form
    676,044.60/932,941.68 = 370,140.39/x
  3. Step 3: Cross multiply
    676,044.60x = 932,941.68 × 370,140.39
  4. Step 4: Simplify right side
    676,044.60x = 345,319,397,282.46
  5. Step 5: Solve for x
    x = 345,319,397,282.46/676,044.60
  6. Step 6: Final answer
    x = 510,793.81

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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.