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Finding the Fourth Proportional to 341,372.22, 471,018.27 and 198,049.26

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Solution

The fourth proportional to 341,372.22, 471,018.27 and 198,049.26 is: 273,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,372.22 : 471,018.27 = 198,049.26 : x
  2. Step 2: Convert to fraction form
    341,372.22/471,018.27 = 198,049.26/x
  3. Step 3: Cross multiply
    341,372.22x = 471,018.27 × 198,049.26
  4. Step 4: Simplify right side
    341,372.22x = 93,284,819,819.98
  5. Step 5: Solve for x
    x = 93,284,819,819.98/341,372.22
  6. Step 6: Final answer
    x = 273,264.24

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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.