Home / 449,840.31-674,540.15-150,218.07

Finding the Fourth Proportional to 449,840.31, 674,540.15 and 150,218.07

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Solution

The fourth proportional to 449,840.31, 674,540.15 and 150,218.07 is: 225,253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,840.31 : 674,540.15 = 150,218.07 : x
  2. Step 2: Convert to fraction form
    449,840.31/674,540.15 = 150,218.07/x
  3. Step 3: Cross multiply
    449,840.31x = 674,540.15 × 150,218.07
  4. Step 4: Simplify right side
    449,840.31x = 101,328,118,719.42
  5. Step 5: Solve for x
    x = 101,328,118,719.42/449,840.31
  6. Step 6: Final answer
    x = 225,253.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.