Home / 278,250.28-383,982.54-150,923.12

Finding the Fourth Proportional to 278,250.28, 383,982.54 and 150,923.12

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Solution

The fourth proportional to 278,250.28, 383,982.54 and 150,923.12 is: 208,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,250.28 : 383,982.54 = 150,923.12 : x
  2. Step 2: Convert to fraction form
    278,250.28/383,982.54 = 150,923.12/x
  3. Step 3: Cross multiply
    278,250.28x = 383,982.54 × 150,923.12
  4. Step 4: Simplify right side
    278,250.28x = 57,951,842,962.32
  5. Step 5: Solve for x
    x = 57,951,842,962.32/278,250.28
  6. Step 6: Final answer
    x = 208,272.36

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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.