Home / 861,838.82-1,293,004.89-293,345.18

Finding the Fourth Proportional to 861,838.82, 1,293,004.89 and 293,345.18

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Solution

The fourth proportional to 861,838.82, 1,293,004.89 and 293,345.18 is: 440,101.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,838.82 : 1,293,004.89 = 293,345.18 : x
  2. Step 2: Convert to fraction form
    861,838.82/1,293,004.89 = 293,345.18/x
  3. Step 3: Cross multiply
    861,838.82x = 1,293,004.89 × 293,345.18
  4. Step 4: Simplify right side
    861,838.82x = 379,296,752,197.93
  5. Step 5: Solve for x
    x = 379,296,752,197.93/861,838.82
  6. Step 6: Final answer
    x = 440,101.73

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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.