Home / 756,023.13-1,043,311.61-416,491.38

Finding the Fourth Proportional to 756,023.13, 1,043,311.61 and 416,491.38

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Solution

The fourth proportional to 756,023.13, 1,043,311.61 and 416,491.38 is: 574,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,023.13 : 1,043,311.61 = 416,491.38 : x
  2. Step 2: Convert to fraction form
    756,023.13/1,043,311.61 = 416,491.38/x
  3. Step 3: Cross multiply
    756,023.13x = 1,043,311.61 × 416,491.38
  4. Step 4: Simplify right side
    756,023.13x = 434,530,292,218.92
  5. Step 5: Solve for x
    x = 434,530,292,218.92/756,023.13
  6. Step 6: Final answer
    x = 574,757.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.