Home / 387,707.04-581,322.30-150,773.46

Finding the Fourth Proportional to 387,707.04, 581,322.30 and 150,773.46

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Solution

The fourth proportional to 387,707.04, 581,322.30 and 150,773.46 is: 226,067.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,707.04 : 581,322.30 = 150,773.46 : x
  2. Step 2: Convert to fraction form
    387,707.04/581,322.30 = 150,773.46/x
  3. Step 3: Cross multiply
    387,707.04x = 581,322.30 × 150,773.46
  4. Step 4: Simplify right side
    387,707.04x = 87,647,974,546.16
  5. Step 5: Solve for x
    x = 87,647,974,546.16/387,707.04
  6. Step 6: Final answer
    x = 226,067.53

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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.