Home / 344,721.88-475,521.84-206,865.10

Finding the Fourth Proportional to 344,721.88, 475,521.84 and 206,865.10

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Solution

The fourth proportional to 344,721.88, 475,521.84 and 206,865.10 is: 285,357.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,721.88 : 475,521.84 = 206,865.10 : x
  2. Step 2: Convert to fraction form
    344,721.88/475,521.84 = 206,865.10/x
  3. Step 3: Cross multiply
    344,721.88x = 475,521.84 × 206,865.10
  4. Step 4: Simplify right side
    344,721.88x = 98,368,872,983.78
  5. Step 5: Solve for x
    x = 98,368,872,983.78/344,721.88
  6. Step 6: Final answer
    x = 285,357.21

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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.