Home / 349,432.83-482,211.97-196,471.17

Finding the Fourth Proportional to 349,432.83, 482,211.97 and 196,471.17

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Solution

The fourth proportional to 349,432.83, 482,211.97 and 196,471.17 is: 271,127.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,432.83 : 482,211.97 = 196,471.17 : x
  2. Step 2: Convert to fraction form
    349,432.83/482,211.97 = 196,471.17/x
  3. Step 3: Cross multiply
    349,432.83x = 482,211.97 × 196,471.17
  4. Step 4: Simplify right side
    349,432.83x = 94,740,749,933.90
  5. Step 5: Solve for x
    x = 94,740,749,933.90/349,432.83
  6. Step 6: Final answer
    x = 271,127.21

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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.