Home / 340,919.93-511,382.46-151,329.33

Finding the Fourth Proportional to 340,919.93, 511,382.46 and 151,329.33

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Solution

The fourth proportional to 340,919.93, 511,382.46 and 151,329.33 is: 226,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,919.93 : 511,382.46 = 151,329.33 : x
  2. Step 2: Convert to fraction form
    340,919.93/511,382.46 = 151,329.33/x
  3. Step 3: Cross multiply
    340,919.93x = 511,382.46 × 151,329.33
  4. Step 4: Simplify right side
    340,919.93x = 77,387,164,974.62
  5. Step 5: Solve for x
    x = 77,387,164,974.62/340,919.93
  6. Step 6: Final answer
    x = 226,995.13

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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.