Home / 349,577.20-482,356.92-196,575.76

Finding the Fourth Proportional to 349,577.20, 482,356.92 and 196,575.76

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Solution

The fourth proportional to 349,577.20, 482,356.92 and 196,575.76 is: 271,241.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,577.20 : 482,356.92 = 196,575.76 : x
  2. Step 2: Convert to fraction form
    349,577.20/482,356.92 = 196,575.76/x
  3. Step 3: Cross multiply
    349,577.20x = 482,356.92 × 196,575.76
  4. Step 4: Simplify right side
    349,577.20x = 94,819,678,140.26
  5. Step 5: Solve for x
    x = 94,819,678,140.26/349,577.20
  6. Step 6: Final answer
    x = 271,241.03

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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.