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Finding the Fourth Proportional to 330,050.70, 495,150.37 and 178,244.42

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Solution

The fourth proportional to 330,050.70, 495,150.37 and 178,244.42 is: 267,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,050.70 : 495,150.37 = 178,244.42 : x
  2. Step 2: Convert to fraction form
    330,050.70/495,150.37 = 178,244.42/x
  3. Step 3: Cross multiply
    330,050.70x = 495,150.37 × 178,244.42
  4. Step 4: Simplify right side
    330,050.70x = 88,257,787,592.07
  5. Step 5: Solve for x
    x = 88,257,787,592.07/330,050.70
  6. Step 6: Final answer
    x = 267,406.76

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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.