Home / 416,113.88-574,825.02-331,122.20

Finding the Fourth Proportional to 416,113.88, 574,825.02 and 331,122.20

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Solution

The fourth proportional to 416,113.88, 574,825.02 and 331,122.20 is: 457,416.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,113.88 : 574,825.02 = 331,122.20 : x
  2. Step 2: Convert to fraction form
    416,113.88/574,825.02 = 331,122.20/x
  3. Step 3: Cross multiply
    416,113.88x = 574,825.02 × 331,122.20
  4. Step 4: Simplify right side
    416,113.88x = 190,337,325,237.44
  5. Step 5: Solve for x
    x = 190,337,325,237.44/416,113.88
  6. Step 6: Final answer
    x = 457,416.43

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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.