Home / 416,630.08-574,949.34-225,643.48

Finding the Fourth Proportional to 416,630.08, 574,949.34 and 225,643.48

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Solution

The fourth proportional to 416,630.08, 574,949.34 and 225,643.48 is: 311,387.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,630.08 : 574,949.34 = 225,643.48 : x
  2. Step 2: Convert to fraction form
    416,630.08/574,949.34 = 225,643.48/x
  3. Step 3: Cross multiply
    416,630.08x = 574,949.34 × 225,643.48
  4. Step 4: Simplify right side
    416,630.08x = 129,733,569,901.30
  5. Step 5: Solve for x
    x = 129,733,569,901.30/416,630.08
  6. Step 6: Final answer
    x = 311,387.91

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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.