Home / 358,677.36-494,976.24-205,721.52

Finding the Fourth Proportional to 358,677.36, 494,976.24 and 205,721.52

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Solution

The fourth proportional to 358,677.36, 494,976.24 and 205,721.52 is: 283,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,677.36 : 494,976.24 = 205,721.52 : x
  2. Step 2: Convert to fraction form
    358,677.36/494,976.24 = 205,721.52/x
  3. Step 3: Cross multiply
    358,677.36x = 494,976.24 × 205,721.52
  4. Step 4: Simplify right side
    358,677.36x = 101,827,264,456.69
  5. Step 5: Solve for x
    x = 101,827,264,456.69/358,677.36
  6. Step 6: Final answer
    x = 283,896.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.