Home / 752,825.42-1,129,000.17-247,303.34

Finding the Fourth Proportional to 752,825.42, 1,129,000.17 and 247,303.34

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Solution

The fourth proportional to 752,825.42, 1,129,000.17 and 247,303.34 is: 370,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,825.42 : 1,129,000.17 = 247,303.34 : x
  2. Step 2: Convert to fraction form
    752,825.42/1,129,000.17 = 247,303.34/x
  3. Step 3: Cross multiply
    752,825.42x = 1,129,000.17 × 247,303.34
  4. Step 4: Simplify right side
    752,825.42x = 279,205,512,901.57
  5. Step 5: Solve for x
    x = 279,205,512,901.57/752,825.42
  6. Step 6: Final answer
    x = 370,876.84

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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.