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Finding the Fourth Proportional to 352,766.64, 487,019.96 and 232,258.22

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Solution

The fourth proportional to 352,766.64, 487,019.96 and 232,258.22 is: 320,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,766.64 : 487,019.96 = 232,258.22 : x
  2. Step 2: Convert to fraction form
    352,766.64/487,019.96 = 232,258.22/x
  3. Step 3: Cross multiply
    352,766.64x = 487,019.96 × 232,258.22
  4. Step 4: Simplify right side
    352,766.64x = 113,114,388,114.97
  5. Step 5: Solve for x
    x = 113,114,388,114.97/352,766.64
  6. Step 6: Final answer
    x = 320,649.33

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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.