Home / 416,198.40-574,352.64-225,215.04

Finding the Fourth Proportional to 416,198.40, 574,352.64 and 225,215.04

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Solution

The fourth proportional to 416,198.40, 574,352.64 and 225,215.04 is: 310,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,198.40 : 574,352.64 = 225,215.04 : x
  2. Step 2: Convert to fraction form
    416,198.40/574,352.64 = 225,215.04/x
  3. Step 3: Cross multiply
    416,198.40x = 574,352.64 × 225,215.04
  4. Step 4: Simplify right side
    416,198.40x = 129,352,852,791.71
  5. Step 5: Solve for x
    x = 129,352,852,791.71/416,198.40
  6. Step 6: Final answer
    x = 310,796.13

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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.