Home / 416,402.37-574,635.16-225,415.61

Finding the Fourth Proportional to 416,402.37, 574,635.16 and 225,415.61

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Solution

The fourth proportional to 416,402.37, 574,635.16 and 225,415.61 is: 311,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,402.37 : 574,635.16 = 225,415.61 : x
  2. Step 2: Convert to fraction form
    416,402.37/574,635.16 = 225,415.61/x
  3. Step 3: Cross multiply
    416,402.37x = 574,635.16 × 225,415.61
  4. Step 4: Simplify right side
    416,402.37x = 129,531,734,682.32
  5. Step 5: Solve for x
    x = 129,531,734,682.32/416,402.37
  6. Step 6: Final answer
    x = 311,073.48

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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.