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Finding the Fourth Proportional to 416,548.76, 574,840.02 and 225,562.16

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Solution

The fourth proportional to 416,548.76, 574,840.02 and 225,562.16 is: 311,277.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,548.76 : 574,840.02 = 225,562.16 : x
  2. Step 2: Convert to fraction form
    416,548.76/574,840.02 = 225,562.16/x
  3. Step 3: Cross multiply
    416,548.76x = 574,840.02 × 225,562.16
  4. Step 4: Simplify right side
    416,548.76x = 129,662,156,565.64
  5. Step 5: Solve for x
    x = 129,662,156,565.64/416,548.76
  6. Step 6: Final answer
    x = 311,277.26

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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.