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Finding the Fourth Proportional to 356,919.62, 492,540.62 and 195,773.22

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Solution

The fourth proportional to 356,919.62, 492,540.62 and 195,773.22 is: 270,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,919.62 : 492,540.62 = 195,773.22 : x
  2. Step 2: Convert to fraction form
    356,919.62/492,540.62 = 195,773.22/x
  3. Step 3: Cross multiply
    356,919.62x = 492,540.62 × 195,773.22
  4. Step 4: Simplify right side
    356,919.62x = 96,426,262,179.33
  5. Step 5: Solve for x
    x = 96,426,262,179.33/356,919.62
  6. Step 6: Final answer
    x = 270,162.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.