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Finding the Fourth Proportional to 341,371.89, 471,057.48 and 188,407.26

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Solution

The fourth proportional to 341,371.89, 471,057.48 and 188,407.26 is: 259,982.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,371.89 : 471,057.48 = 188,407.26 : x
  2. Step 2: Convert to fraction form
    341,371.89/471,057.48 = 188,407.26/x
  3. Step 3: Cross multiply
    341,371.89x = 471,057.48 × 188,407.26
  4. Step 4: Simplify right side
    341,371.89x = 88,750,649,109.30
  5. Step 5: Solve for x
    x = 88,750,649,109.30/341,371.89
  6. Step 6: Final answer
    x = 259,982.30

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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.