Home / 870,965.04-1,305,939.06-337,863.12

Finding the Fourth Proportional to 870,965.04, 1,305,939.06 and 337,863.12

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Solution

The fourth proportional to 870,965.04, 1,305,939.06 and 337,863.12 is: 506,597.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,965.04 : 1,305,939.06 = 337,863.12 : x
  2. Step 2: Convert to fraction form
    870,965.04/1,305,939.06 = 337,863.12/x
  3. Step 3: Cross multiply
    870,965.04x = 1,305,939.06 × 337,863.12
  4. Step 4: Simplify right side
    870,965.04x = 441,228,645,341.47
  5. Step 5: Solve for x
    x = 441,228,645,341.47/870,965.04
  6. Step 6: Final answer
    x = 506,597.42

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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.