Home / 501,845.20-752,694.90-146,822.20

Finding the Fourth Proportional to 501,845.20, 752,694.90 and 146,822.20

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Solution

The fourth proportional to 501,845.20, 752,694.90 and 146,822.20 is: 220,211.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,845.20 : 752,694.90 = 146,822.20 : x
  2. Step 2: Convert to fraction form
    501,845.20/752,694.90 = 146,822.20/x
  3. Step 3: Cross multiply
    501,845.20x = 752,694.90 × 146,822.20
  4. Step 4: Simplify right side
    501,845.20x = 110,512,321,146.78
  5. Step 5: Solve for x
    x = 110,512,321,146.78/501,845.20
  6. Step 6: Final answer
    x = 220,211.97

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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.