Home / 278,247.54-383,982.27-150,923.13

Finding the Fourth Proportional to 278,247.54, 383,982.27 and 150,923.13

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Solution

The fourth proportional to 278,247.54, 383,982.27 and 150,923.13 is: 208,274.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,247.54 : 383,982.27 = 150,923.13 : x
  2. Step 2: Convert to fraction form
    278,247.54/383,982.27 = 150,923.13/x
  3. Step 3: Cross multiply
    278,247.54x = 383,982.27 × 150,923.13
  4. Step 4: Simplify right side
    278,247.54x = 57,951,806,052.91
  5. Step 5: Solve for x
    x = 57,951,806,052.91/278,247.54
  6. Step 6: Final answer
    x = 208,274.28

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1.5x scale

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.