Home / 416,238.18-574,408.67-225,251.58

Finding the Fourth Proportional to 416,238.18, 574,408.67 and 225,251.58

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Solution

The fourth proportional to 416,238.18, 574,408.67 and 225,251.58 is: 310,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,238.18 : 574,408.67 = 225,251.58 : x
  2. Step 2: Convert to fraction form
    416,238.18/574,408.67 = 225,251.58/x
  3. Step 3: Cross multiply
    416,238.18x = 574,408.67 × 225,251.58
  4. Step 4: Simplify right side
    416,238.18x = 129,386,461,510.97
  5. Step 5: Solve for x
    x = 129,386,461,510.97/416,238.18
  6. Step 6: Final answer
    x = 310,847.18

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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.