Home / 870,004.09-1,304,584.23-510,292.48

Finding the Fourth Proportional to 870,004.09, 1,304,584.23 and 510,292.48

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Solution

The fourth proportional to 870,004.09, 1,304,584.23 and 510,292.48 is: 765,191.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,004.09 : 1,304,584.23 = 510,292.48 : x
  2. Step 2: Convert to fraction form
    870,004.09/1,304,584.23 = 510,292.48/x
  3. Step 3: Cross multiply
    870,004.09x = 1,304,584.23 × 510,292.48
  4. Step 4: Simplify right side
    870,004.09x = 665,719,522,095.59
  5. Step 5: Solve for x
    x = 665,719,522,095.59/870,004.09
  6. Step 6: Final answer
    x = 765,191.26

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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.