Home / 870,976.53-1,305,956.31-337,874.62

Finding the Fourth Proportional to 870,976.53, 1,305,956.31 and 337,874.62

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Solution

The fourth proportional to 870,976.53, 1,305,956.31 and 337,874.62 is: 506,614.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,976.53 : 1,305,956.31 = 337,874.62 : x
  2. Step 2: Convert to fraction form
    870,976.53/1,305,956.31 = 337,874.62/x
  3. Step 3: Cross multiply
    870,976.53x = 1,305,956.31 × 337,874.62
  4. Step 4: Simplify right side
    870,976.53x = 441,249,491,977.85
  5. Step 5: Solve for x
    x = 441,249,491,977.85/870,976.53
  6. Step 6: Final answer
    x = 506,614.68

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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.