Home / 467,279.20-701,091.60-449,999.20

Finding the Fourth Proportional to 467,279.20, 701,091.60 and 449,999.20

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Solution

The fourth proportional to 467,279.20, 701,091.60 and 449,999.20 is: 675,165.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,279.20 : 701,091.60 = 449,999.20 : x
  2. Step 2: Convert to fraction form
    467,279.20/701,091.60 = 449,999.20/x
  3. Step 3: Cross multiply
    467,279.20x = 701,091.60 × 449,999.20
  4. Step 4: Simplify right side
    467,279.20x = 315,490,659,126.72
  5. Step 5: Solve for x
    x = 315,490,659,126.72/467,279.20
  6. Step 6: Final answer
    x = 675,165.21

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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.