Home / 399,247.00-598,372.25-199,624.46

Finding the Fourth Proportional to 399,247.00, 598,372.25 and 199,624.46

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Solution

The fourth proportional to 399,247.00, 598,372.25 and 199,624.46 is: 299,187.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,247.00 : 598,372.25 = 199,624.46 : x
  2. Step 2: Convert to fraction form
    399,247.00/598,372.25 = 199,624.46/x
  3. Step 3: Cross multiply
    399,247.00x = 598,372.25 × 199,624.46
  4. Step 4: Simplify right side
    399,247.00x = 119,449,733,295.25
  5. Step 5: Solve for x
    x = 119,449,733,295.25/399,247.00
  6. Step 6: Final answer
    x = 299,187.56

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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.