Home / 416,445.23-574,694.60-225,458.57

Finding the Fourth Proportional to 416,445.23, 574,694.60 and 225,458.57

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Solution

The fourth proportional to 416,445.23, 574,694.60 and 225,458.57 is: 311,132.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,445.23 : 574,694.60 = 225,458.57 : x
  2. Step 2: Convert to fraction form
    416,445.23/574,694.60 = 225,458.57/x
  3. Step 3: Cross multiply
    416,445.23x = 574,694.60 × 225,458.57
  4. Step 4: Simplify right side
    416,445.23x = 129,569,823,012.17
  5. Step 5: Solve for x
    x = 129,569,823,012.17/416,445.23
  6. Step 6: Final answer
    x = 311,132.92

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1.5x scale

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.