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Finding the Fourth Proportional to 349,677.56, 482,554.32 and 196,715.85

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Solution

The fourth proportional to 349,677.56, 482,554.32 and 196,715.85 is: 271,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,677.56 : 482,554.32 = 196,715.85 : x
  2. Step 2: Convert to fraction form
    349,677.56/482,554.32 = 196,715.85/x
  3. Step 3: Cross multiply
    349,677.56x = 482,554.32 × 196,715.85
  4. Step 4: Simplify right side
    349,677.56x = 94,926,083,229.97
  5. Step 5: Solve for x
    x = 94,926,083,229.97/349,677.56
  6. Step 6: Final answer
    x = 271,467.47

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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.