Home / 416,618.08-574,932.40-225,632.23

Finding the Fourth Proportional to 416,618.08, 574,932.40 and 225,632.23

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Solution

The fourth proportional to 416,618.08, 574,932.40 and 225,632.23 is: 311,372.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,618.08 : 574,932.40 = 225,632.23 : x
  2. Step 2: Convert to fraction form
    416,618.08/574,932.40 = 225,632.23/x
  3. Step 3: Cross multiply
    416,618.08x = 574,932.40 × 225,632.23
  4. Step 4: Simplify right side
    416,618.08x = 129,723,279,511.25
  5. Step 5: Solve for x
    x = 129,723,279,511.25/416,618.08
  6. Step 6: Final answer
    x = 311,372.18

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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.