Home / 797,128.73-1,195,691.47-323,703.17

Finding the Fourth Proportional to 797,128.73, 1,195,691.47 and 323,703.17

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Solution

The fourth proportional to 797,128.73, 1,195,691.47 and 323,703.17 is: 485,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,128.73 : 1,195,691.47 = 323,703.17 : x
  2. Step 2: Convert to fraction form
    797,128.73/1,195,691.47 = 323,703.17/x
  3. Step 3: Cross multiply
    797,128.73x = 1,195,691.47 × 323,703.17
  4. Step 4: Simplify right side
    797,128.73x = 387,049,119,180.96
  5. Step 5: Solve for x
    x = 387,049,119,180.96/797,128.73
  6. Step 6: Final answer
    x = 485,554.10

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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.