Home / 773,082.24-1,065,865.92-500,668.80

Finding the Fourth Proportional to 773,082.24, 1,065,865.92 and 500,668.80

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Solution

The fourth proportional to 773,082.24, 1,065,865.92 and 500,668.80 is: 690,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,082.24 : 1,065,865.92 = 500,668.80 : x
  2. Step 2: Convert to fraction form
    773,082.24/1,065,865.92 = 500,668.80/x
  3. Step 3: Cross multiply
    773,082.24x = 1,065,865.92 × 500,668.80
  4. Step 4: Simplify right side
    773,082.24x = 533,645,811,127.30
  5. Step 5: Solve for x
    x = 533,645,811,127.30/773,082.24
  6. Step 6: Final answer
    x = 690,283.37

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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.