Home / 416,410.02-574,647.08-225,422.96

Finding the Fourth Proportional to 416,410.02, 574,647.08 and 225,422.96

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Solution

The fourth proportional to 416,410.02, 574,647.08 and 225,422.96 is: 311,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,410.02 : 574,647.08 = 225,422.96 : x
  2. Step 2: Convert to fraction form
    416,410.02/574,647.08 = 225,422.96/x
  3. Step 3: Cross multiply
    416,410.02x = 574,647.08 × 225,422.96
  4. Step 4: Simplify right side
    416,410.02x = 129,538,641,728.61
  5. Step 5: Solve for x
    x = 129,538,641,728.61/416,410.02
  6. Step 6: Final answer
    x = 311,084.35

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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.