Home / 980,250.24-1,467,808.32-642,227.52

Finding the Fourth Proportional to 980,250.24, 1,467,808.32 and 642,227.52

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Solution

The fourth proportional to 980,250.24, 1,467,808.32 and 642,227.52 is: 961,659.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,250.24 : 1,467,808.32 = 642,227.52 : x
  2. Step 2: Convert to fraction form
    980,250.24/1,467,808.32 = 642,227.52/x
  3. Step 3: Cross multiply
    980,250.24x = 1,467,808.32 × 642,227.52
  4. Step 4: Simplify right side
    980,250.24x = 942,666,897,188.97
  5. Step 5: Solve for x
    x = 942,666,897,188.97/980,250.24
  6. Step 6: Final answer
    x = 961,659.44

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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.