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Finding the Fourth Proportional to 349,333.88, 482,076.45 and 196,397.57

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Solution

The fourth proportional to 349,333.88, 482,076.45 and 196,397.57 is: 271,026.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,333.88 : 482,076.45 = 196,397.57 : x
  2. Step 2: Convert to fraction form
    349,333.88/482,076.45 = 196,397.57/x
  3. Step 3: Cross multiply
    349,333.88x = 482,076.45 × 196,397.57
  4. Step 4: Simplify right side
    349,333.88x = 94,678,644,539.42
  5. Step 5: Solve for x
    x = 94,678,644,539.42/349,333.88
  6. Step 6: Final answer
    x = 271,026.23

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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.