Home / 628,456.44-942,832.32-207,732.33

Finding the Fourth Proportional to 628,456.44, 942,832.32 and 207,732.33

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Solution

The fourth proportional to 628,456.44, 942,832.32 and 207,732.33 is: 311,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,456.44 : 942,832.32 = 207,732.33 : x
  2. Step 2: Convert to fraction form
    628,456.44/942,832.32 = 207,732.33/x
  3. Step 3: Cross multiply
    628,456.44x = 942,832.32 × 207,732.33
  4. Step 4: Simplify right side
    628,456.44x = 195,856,754,632.91
  5. Step 5: Solve for x
    x = 195,856,754,632.91/628,456.44
  6. Step 6: Final answer
    x = 311,647.30

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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.