Home / 414,826.38-622,330.29-134,371.98

Finding the Fourth Proportional to 414,826.38, 622,330.29 and 134,371.98

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Solution

The fourth proportional to 414,826.38, 622,330.29 and 134,371.98 is: 201,587.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,826.38 : 622,330.29 = 134,371.98 : x
  2. Step 2: Convert to fraction form
    414,826.38/622,330.29 = 134,371.98/x
  3. Step 3: Cross multiply
    414,826.38x = 622,330.29 × 134,371.98
  4. Step 4: Simplify right side
    414,826.38x = 83,623,753,281.27
  5. Step 5: Solve for x
    x = 83,623,753,281.27/414,826.38
  6. Step 6: Final answer
    x = 201,587.36

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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.