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Finding the Fourth Proportional to 350,342, 483,473.88 and 191,366

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Solution

The fourth proportional to 350,342, 483,473.88 and 191,366 is: 264,086.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,342 : 483,473.88 = 191,366 : x
  2. Step 2: Convert to fraction form
    350,342/483,473.88 = 191,366/x
  3. Step 3: Cross multiply
    350,342x = 483,473.88 × 191,366
  4. Step 4: Simplify right side
    350,342x = 92,520,462,520.08
  5. Step 5: Solve for x
    x = 92,520,462,520.08/350,342
  6. Step 6: Final answer
    x = 264,086.13

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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.