Home / 756,452.30-1,133,512.05-656,141.90

Finding the Fourth Proportional to 756,452.30, 1,133,512.05 and 656,141.90

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Solution

The fourth proportional to 756,452.30, 1,133,512.05 and 656,141.90 is: 983,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,452.30 : 1,133,512.05 = 656,141.90 : x
  2. Step 2: Convert to fraction form
    756,452.30/1,133,512.05 = 656,141.90/x
  3. Step 3: Cross multiply
    756,452.30x = 1,133,512.05 × 656,141.90
  4. Step 4: Simplify right side
    756,452.30x = 743,744,750,159.90
  5. Step 5: Solve for x
    x = 743,744,750,159.90/756,452.30
  6. Step 6: Final answer
    x = 983,201.12

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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.