Home / 296,997.17-409,818.69-169,680.96

Finding the Fourth Proportional to 296,997.17, 409,818.69 and 169,680.96

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Solution

The fourth proportional to 296,997.17, 409,818.69 and 169,680.96 is: 234,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,997.17 : 409,818.69 = 169,680.96 : x
  2. Step 2: Convert to fraction form
    296,997.17/409,818.69 = 169,680.96/x
  3. Step 3: Cross multiply
    296,997.17x = 409,818.69 × 169,680.96
  4. Step 4: Simplify right side
    296,997.17x = 69,538,428,745.14
  5. Step 5: Solve for x
    x = 69,538,428,745.14/296,997.17
  6. Step 6: Final answer
    x = 234,138.36

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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.