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Finding the Fourth Proportional to 361,934.22, 542,901.32 and 196,046.22

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Solution

The fourth proportional to 361,934.22, 542,901.32 and 196,046.22 is: 294,069.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,934.22 : 542,901.32 = 196,046.22 : x
  2. Step 2: Convert to fraction form
    361,934.22/542,901.32 = 196,046.22/x
  3. Step 3: Cross multiply
    361,934.22x = 542,901.32 × 196,046.22
  4. Step 4: Simplify right side
    361,934.22x = 106,433,751,619.01
  5. Step 5: Solve for x
    x = 106,433,751,619.01/361,934.22
  6. Step 6: Final answer
    x = 294,069.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.