Home / 373,632.27-515,597.67-220,719.56

Finding the Fourth Proportional to 373,632.27, 515,597.67 and 220,719.56

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Solution

The fourth proportional to 373,632.27, 515,597.67 and 220,719.56 is: 304,584.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,632.27 : 515,597.67 = 220,719.56 : x
  2. Step 2: Convert to fraction form
    373,632.27/515,597.67 = 220,719.56/x
  3. Step 3: Cross multiply
    373,632.27x = 515,597.67 × 220,719.56
  4. Step 4: Simplify right side
    373,632.27x = 113,802,491,181.67
  5. Step 5: Solve for x
    x = 113,802,491,181.67/373,632.27
  6. Step 6: Final answer
    x = 304,584.22

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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.