Home / 349,679.12-482,552.57-196,716.83

Finding the Fourth Proportional to 349,679.12, 482,552.57 and 196,716.83

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Solution

The fourth proportional to 349,679.12, 482,552.57 and 196,716.83 is: 271,466.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,679.12 : 482,552.57 = 196,716.83 : x
  2. Step 2: Convert to fraction form
    349,679.12/482,552.57 = 196,716.83/x
  3. Step 3: Cross multiply
    349,679.12x = 482,552.57 × 196,716.83
  4. Step 4: Simplify right side
    349,679.12x = 94,926,209,957.78
  5. Step 5: Solve for x
    x = 94,926,209,957.78/349,679.12
  6. Step 6: Final answer
    x = 271,466.63

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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.