Home / 861,839.82-1,293,006.39-293,346.18

Finding the Fourth Proportional to 861,839.82, 1,293,006.39 and 293,346.18

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Solution

The fourth proportional to 861,839.82, 1,293,006.39 and 293,346.18 is: 440,103.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,839.82 : 1,293,006.39 = 293,346.18 : x
  2. Step 2: Convert to fraction form
    861,839.82/1,293,006.39 = 293,346.18/x
  3. Step 3: Cross multiply
    861,839.82x = 1,293,006.39 × 293,346.18
  4. Step 4: Simplify right side
    861,839.82x = 379,298,485,222.09
  5. Step 5: Solve for x
    x = 379,298,485,222.09/861,839.82
  6. Step 6: Final answer
    x = 440,103.23

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1.5x scale

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.