Home / 970,874.91-1,454,540.90-542,179.17

Finding the Fourth Proportional to 970,874.91, 1,454,540.90 and 542,179.17

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Solution

The fourth proportional to 970,874.91, 1,454,540.90 and 542,179.17 is: 812,279.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,874.91 : 1,454,540.90 = 542,179.17 : x
  2. Step 2: Convert to fraction form
    970,874.91/1,454,540.90 = 542,179.17/x
  3. Step 3: Cross multiply
    970,874.91x = 1,454,540.90 × 542,179.17
  4. Step 4: Simplify right side
    970,874.91x = 788,621,775,182.16
  5. Step 5: Solve for x
    x = 788,621,775,182.16/970,874.91
  6. Step 6: Final answer
    x = 812,279.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.