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Finding the Fourth Proportional to 332,843.40, 499,265.10 and 254,111.40

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Solution

The fourth proportional to 332,843.40, 499,265.10 and 254,111.40 is: 381,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,843.40 : 499,265.10 = 254,111.40 : x
  2. Step 2: Convert to fraction form
    332,843.40/499,265.10 = 254,111.40/x
  3. Step 3: Cross multiply
    332,843.40x = 499,265.10 × 254,111.40
  4. Step 4: Simplify right side
    332,843.40x = 126,868,953,532.14
  5. Step 5: Solve for x
    x = 126,868,953,532.14/332,843.40
  6. Step 6: Final answer
    x = 381,167.10

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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.