Home / 404,218.91-606,327.39-137,957.10

Finding the Fourth Proportional to 404,218.91, 606,327.39 and 137,957.10

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Solution

The fourth proportional to 404,218.91, 606,327.39 and 137,957.10 is: 206,935.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,218.91 : 606,327.39 = 137,957.10 : x
  2. Step 2: Convert to fraction form
    404,218.91/606,327.39 = 137,957.10/x
  3. Step 3: Cross multiply
    404,218.91x = 606,327.39 × 137,957.10
  4. Step 4: Simplify right side
    404,218.91x = 83,647,168,374.97
  5. Step 5: Solve for x
    x = 83,647,168,374.97/404,218.91
  6. Step 6: Final answer
    x = 206,935.32

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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.