Home / 340,922.10-511,383.15-151,382.10

Finding the Fourth Proportional to 340,922.10, 511,383.15 and 151,382.10

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Solution

The fourth proportional to 340,922.10, 511,383.15 and 151,382.10 is: 227,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,922.10 : 511,383.15 = 151,382.10 : x
  2. Step 2: Convert to fraction form
    340,922.10/511,383.15 = 151,382.10/x
  3. Step 3: Cross multiply
    340,922.10x = 511,383.15 × 151,382.10
  4. Step 4: Simplify right side
    340,922.10x = 77,414,255,151.62
  5. Step 5: Solve for x
    x = 77,414,255,151.62/340,922.10
  6. Step 6: Final answer
    x = 227,073.15

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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.