Home / 992,195.38-1,488,301.27-318,282.27

Finding the Fourth Proportional to 992,195.38, 1,488,301.27 and 318,282.27

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Solution

The fourth proportional to 992,195.38, 1,488,301.27 and 318,282.27 is: 477,426.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,195.38 : 1,488,301.27 = 318,282.27 : x
  2. Step 2: Convert to fraction form
    992,195.38/1,488,301.27 = 318,282.27/x
  3. Step 3: Cross multiply
    992,195.38x = 1,488,301.27 × 318,282.27
  4. Step 4: Simplify right side
    992,195.38x = 473,699,902,072.99
  5. Step 5: Solve for x
    x = 473,699,902,072.99/992,195.38
  6. Step 6: Final answer
    x = 477,426.03

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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.