Home / 1,005,668.93-1,508,711.23-331,791.46

Finding the Fourth Proportional to 1,005,668.93, 1,508,711.23 and 331,791.46

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Solution

The fourth proportional to 1,005,668.93, 1,508,711.23 and 331,791.46 is: 497,755.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,668.93 : 1,508,711.23 = 331,791.46 : x
  2. Step 2: Convert to fraction form
    1,005,668.93/1,508,711.23 = 331,791.46/x
  3. Step 3: Cross multiply
    1,005,668.93x = 1,508,711.23 × 331,791.46
  4. Step 4: Simplify right side
    1,005,668.93x = 500,577,498,363.06
  5. Step 5: Solve for x
    x = 500,577,498,363.06/1,005,668.93
  6. Step 6: Final answer
    x = 497,755.75

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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.