Home / 460,524.48-635,355.20-279,105.52

Finding the Fourth Proportional to 460,524.48, 635,355.20 and 279,105.52

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Solution

The fourth proportional to 460,524.48, 635,355.20 and 279,105.52 is: 385,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,524.48 : 635,355.20 = 279,105.52 : x
  2. Step 2: Convert to fraction form
    460,524.48/635,355.20 = 279,105.52/x
  3. Step 3: Cross multiply
    460,524.48x = 635,355.20 × 279,105.52
  4. Step 4: Simplify right side
    460,524.48x = 177,331,143,480.70
  5. Step 5: Solve for x
    x = 177,331,143,480.70/460,524.48
  6. Step 6: Final answer
    x = 385,063.45

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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.