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Finding the Fourth Proportional to 294,223.68, 441,336.42 and 80,994.42

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Solution

The fourth proportional to 294,223.68, 441,336.42 and 80,994.42 is: 121,491.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,223.68 : 441,336.42 = 80,994.42 : x
  2. Step 2: Convert to fraction form
    294,223.68/441,336.42 = 80,994.42/x
  3. Step 3: Cross multiply
    294,223.68x = 441,336.42 × 80,994.42
  4. Step 4: Simplify right side
    294,223.68x = 35,745,787,362.78
  5. Step 5: Solve for x
    x = 35,745,787,362.78/294,223.68
  6. Step 6: Final answer
    x = 121,491.88

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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.