Home / 375,210.17-517,793.33-222,257.06

Finding the Fourth Proportional to 375,210.17, 517,793.33 and 222,257.06

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Solution

The fourth proportional to 375,210.17, 517,793.33 and 222,257.06 is: 306,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,210.17 : 517,793.33 = 222,257.06 : x
  2. Step 2: Convert to fraction form
    375,210.17/517,793.33 = 222,257.06/x
  3. Step 3: Cross multiply
    375,210.17x = 517,793.33 × 222,257.06
  4. Step 4: Simplify right side
    375,210.17x = 115,083,221,180.09
  5. Step 5: Solve for x
    x = 115,083,221,180.09/375,210.17
  6. Step 6: Final answer
    x = 306,716.69

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1.5x scale

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.