Home / 899,997.20-1,350,190.20-268,974.80

Finding the Fourth Proportional to 899,997.20, 1,350,190.20 and 268,974.80

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Solution

The fourth proportional to 899,997.20, 1,350,190.20 and 268,974.80 is: 403,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,997.20 : 1,350,190.20 = 268,974.80 : x
  2. Step 2: Convert to fraction form
    899,997.20/1,350,190.20 = 268,974.80/x
  3. Step 3: Cross multiply
    899,997.20x = 1,350,190.20 × 268,974.80
  4. Step 4: Simplify right side
    899,997.20x = 363,167,139,006.96
  5. Step 5: Solve for x
    x = 363,167,139,006.96/899,997.20
  6. Step 6: Final answer
    x = 403,520.30

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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.