Home / 752,796.95-1,129,239.27-213,008.04

Finding the Fourth Proportional to 752,796.95, 1,129,239.27 and 213,008.04

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Solution

The fourth proportional to 752,796.95, 1,129,239.27 and 213,008.04 is: 319,524.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,796.95 : 1,129,239.27 = 213,008.04 : x
  2. Step 2: Convert to fraction form
    752,796.95/1,129,239.27 = 213,008.04/x
  3. Step 3: Cross multiply
    752,796.95x = 1,129,239.27 × 213,008.04
  4. Step 4: Simplify right side
    752,796.95x = 240,537,043,593.73
  5. Step 5: Solve for x
    x = 240,537,043,593.73/752,796.95
  6. Step 6: Final answer
    x = 319,524.47

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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.