Home / 416,253.17-574,429.37-225,266.60

Finding the Fourth Proportional to 416,253.17, 574,429.37 and 225,266.60

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Solution

The fourth proportional to 416,253.17, 574,429.37 and 225,266.60 is: 310,867.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,253.17 : 574,429.37 = 225,266.60 : x
  2. Step 2: Convert to fraction form
    416,253.17/574,429.37 = 225,266.60/x
  3. Step 3: Cross multiply
    416,253.17x = 574,429.37 × 225,266.60
  4. Step 4: Simplify right side
    416,253.17x = 129,399,747,121.56
  5. Step 5: Solve for x
    x = 129,399,747,121.56/416,253.17
  6. Step 6: Final answer
    x = 310,867.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.