Home / 344,270.29-474,954.28-208,067.78

Finding the Fourth Proportional to 344,270.29, 474,954.28 and 208,067.78

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Solution

The fourth proportional to 344,270.29, 474,954.28 and 208,067.78 is: 287,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,270.29 : 474,954.28 = 208,067.78 : x
  2. Step 2: Convert to fraction form
    344,270.29/474,954.28 = 208,067.78/x
  3. Step 3: Cross multiply
    344,270.29x = 474,954.28 × 208,067.78
  4. Step 4: Simplify right side
    344,270.29x = 98,822,682,641.10
  5. Step 5: Solve for x
    x = 98,822,682,641.10/344,270.29
  6. Step 6: Final answer
    x = 287,049.70

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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.