Home / 414,895.20-622,112.40-165,295.20

Finding the Fourth Proportional to 414,895.20, 622,112.40 and 165,295.20

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Solution

The fourth proportional to 414,895.20, 622,112.40 and 165,295.20 is: 247,851.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,895.20 : 622,112.40 = 165,295.20 : x
  2. Step 2: Convert to fraction form
    414,895.20/622,112.40 = 165,295.20/x
  3. Step 3: Cross multiply
    414,895.20x = 622,112.40 × 165,295.20
  4. Step 4: Simplify right side
    414,895.20x = 102,832,193,580.48
  5. Step 5: Solve for x
    x = 102,832,193,580.48/414,895.20
  6. Step 6: Final answer
    x = 247,851.01

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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.