Home / 349,520.95-482,334.30-196,559.10

Finding the Fourth Proportional to 349,520.95, 482,334.30 and 196,559.10

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Solution

The fourth proportional to 349,520.95, 482,334.30 and 196,559.10 is: 271,248.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,520.95 : 482,334.30 = 196,559.10 : x
  2. Step 2: Convert to fraction form
    349,520.95/482,334.30 = 196,559.10/x
  3. Step 3: Cross multiply
    349,520.95x = 482,334.30 × 196,559.10
  4. Step 4: Simplify right side
    349,520.95x = 94,807,195,907.13
  5. Step 5: Solve for x
    x = 94,807,195,907.13/349,520.95
  6. Step 6: Final answer
    x = 271,248.96

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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.