Home / 340,924.45-511,304.66-104,269.18

Finding the Fourth Proportional to 340,924.45, 511,304.66 and 104,269.18

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Solution

The fourth proportional to 340,924.45, 511,304.66 and 104,269.18 is: 156,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,924.45 : 511,304.66 = 104,269.18 : x
  2. Step 2: Convert to fraction form
    340,924.45/511,304.66 = 104,269.18/x
  3. Step 3: Cross multiply
    340,924.45x = 511,304.66 × 104,269.18
  4. Step 4: Simplify right side
    340,924.45x = 53,313,317,628.38
  5. Step 5: Solve for x
    x = 53,313,317,628.38/340,924.45
  6. Step 6: Final answer
    x = 156,378.69

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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.