Home / 681,620.56-1,022,117.82-232,158.57

Finding the Fourth Proportional to 681,620.56, 1,022,117.82 and 232,158.57

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Solution

The fourth proportional to 681,620.56, 1,022,117.82 and 232,158.57 is: 348,131.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,620.56 : 1,022,117.82 = 232,158.57 : x
  2. Step 2: Convert to fraction form
    681,620.56/1,022,117.82 = 232,158.57/x
  3. Step 3: Cross multiply
    681,620.56x = 1,022,117.82 × 232,158.57
  4. Step 4: Simplify right side
    681,620.56x = 237,293,411,462.72
  5. Step 5: Solve for x
    x = 237,293,411,462.72/681,620.56
  6. Step 6: Final answer
    x = 348,131.24

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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.