Home / 870,003.97-1,304,584.04-510,292.36

Finding the Fourth Proportional to 870,003.97, 1,304,584.04 and 510,292.36

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Solution

The fourth proportional to 870,003.97, 1,304,584.04 and 510,292.36 is: 765,191.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,003.97 : 1,304,584.04 = 510,292.36 : x
  2. Step 2: Convert to fraction form
    870,003.97/1,304,584.04 = 510,292.36/x
  3. Step 3: Cross multiply
    870,003.97x = 1,304,584.04 × 510,292.36
  4. Step 4: Simplify right side
    870,003.97x = 665,719,268,589.94
  5. Step 5: Solve for x
    x = 665,719,268,589.94/870,003.97
  6. Step 6: Final answer
    x = 765,191.07

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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.