Home / 702,610.71-1,053,945.23-203,974.71

Finding the Fourth Proportional to 702,610.71, 1,053,945.23 and 203,974.71

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Solution

The fourth proportional to 702,610.71, 1,053,945.23 and 203,974.71 is: 305,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,610.71 : 1,053,945.23 = 203,974.71 : x
  2. Step 2: Convert to fraction form
    702,610.71/1,053,945.23 = 203,974.71/x
  3. Step 3: Cross multiply
    702,610.71x = 1,053,945.23 × 203,974.71
  4. Step 4: Simplify right side
    702,610.71x = 214,978,171,625.26
  5. Step 5: Solve for x
    x = 214,978,171,625.26/702,610.71
  6. Step 6: Final answer
    x = 305,970.53

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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.