Home / 416,258.65-574,438.69-225,272.04

Finding the Fourth Proportional to 416,258.65, 574,438.69 and 225,272.04

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Solution

The fourth proportional to 416,258.65, 574,438.69 and 225,272.04 is: 310,876.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,258.65 : 574,438.69 = 225,272.04 : x
  2. Step 2: Convert to fraction form
    416,258.65/574,438.69 = 225,272.04/x
  3. Step 3: Cross multiply
    416,258.65x = 574,438.69 × 225,272.04
  4. Step 4: Simplify right side
    416,258.65x = 129,404,972,411.52
  5. Step 5: Solve for x
    x = 129,404,972,411.52/416,258.65
  6. Step 6: Final answer
    x = 310,876.36

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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.