Home / 754,052.92-1,131,069.36-185,438.92

Finding the Fourth Proportional to 754,052.92, 1,131,069.36 and 185,438.92

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Solution

The fourth proportional to 754,052.92, 1,131,069.36 and 185,438.92 is: 278,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,052.92 : 1,131,069.36 = 185,438.92 : x
  2. Step 2: Convert to fraction form
    754,052.92/1,131,069.36 = 185,438.92/x
  3. Step 3: Cross multiply
    754,052.92x = 1,131,069.36 × 185,438.92
  4. Step 4: Simplify right side
    754,052.92x = 209,744,280,563.49
  5. Step 5: Solve for x
    x = 209,744,280,563.49/754,052.92
  6. Step 6: Final answer
    x = 278,155.92

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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.