Home / 980,052.94-1,470,181.11-270,081.10

Finding the Fourth Proportional to 980,052.94, 1,470,181.11 and 270,081.10

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Solution

The fourth proportional to 980,052.94, 1,470,181.11 and 270,081.10 is: 405,149.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,052.94 : 1,470,181.11 = 270,081.10 : x
  2. Step 2: Convert to fraction form
    980,052.94/1,470,181.11 = 270,081.10/x
  3. Step 3: Cross multiply
    980,052.94x = 1,470,181.11 × 270,081.10
  4. Step 4: Simplify right side
    980,052.94x = 397,068,131,388.02
  5. Step 5: Solve for x
    x = 397,068,131,388.02/980,052.94
  6. Step 6: Final answer
    x = 405,149.68

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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.