Home / 349,519.45-482,332.24-196,557.59

Finding the Fourth Proportional to 349,519.45, 482,332.24 and 196,557.59

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Solution

The fourth proportional to 349,519.45, 482,332.24 and 196,557.59 is: 271,246.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,519.45 : 482,332.24 = 196,557.59 : x
  2. Step 2: Convert to fraction form
    349,519.45/482,332.24 = 196,557.59/x
  3. Step 3: Cross multiply
    349,519.45x = 482,332.24 × 196,557.59
  4. Step 4: Simplify right side
    349,519.45x = 94,806,063,388.14
  5. Step 5: Solve for x
    x = 94,806,063,388.14/349,519.45
  6. Step 6: Final answer
    x = 271,246.89

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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.