Home / 548,961.28-823,520.62-169,915.30

Finding the Fourth Proportional to 548,961.28, 823,520.62 and 169,915.30

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Solution

The fourth proportional to 548,961.28, 823,520.62 and 169,915.30 is: 254,897.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,961.28 : 823,520.62 = 169,915.30 : x
  2. Step 2: Convert to fraction form
    548,961.28/823,520.62 = 169,915.30/x
  3. Step 3: Cross multiply
    548,961.28x = 823,520.62 × 169,915.30
  4. Step 4: Simplify right side
    548,961.28x = 139,928,751,144.68
  5. Step 5: Solve for x
    x = 139,928,751,144.68/548,961.28
  6. Step 6: Final answer
    x = 254,897.31

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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.