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Finding the Fourth Proportional to 349,490.88, 482,283.12 and 196,524.72

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Solution

The fourth proportional to 349,490.88, 482,283.12 and 196,524.72 is: 271,196.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,490.88 : 482,283.12 = 196,524.72 : x
  2. Step 2: Convert to fraction form
    349,490.88/482,283.12 = 196,524.72/x
  3. Step 3: Cross multiply
    349,490.88x = 482,283.12 × 196,524.72
  4. Step 4: Simplify right side
    349,490.88x = 94,780,555,118.73
  5. Step 5: Solve for x
    x = 94,780,555,118.73/349,490.88
  6. Step 6: Final answer
    x = 271,196.08

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1.5x scale

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.