Home / 756,784.66-1,135,181.06-195,819.16

Finding the Fourth Proportional to 756,784.66, 1,135,181.06 and 195,819.16

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Solution

The fourth proportional to 756,784.66, 1,135,181.06 and 195,819.16 is: 293,729.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,784.66 : 1,135,181.06 = 195,819.16 : x
  2. Step 2: Convert to fraction form
    756,784.66/1,135,181.06 = 195,819.16/x
  3. Step 3: Cross multiply
    756,784.66x = 1,135,181.06 × 195,819.16
  4. Step 4: Simplify right side
    756,784.66x = 222,290,201,617.11
  5. Step 5: Solve for x
    x = 222,290,201,617.11/756,784.66
  6. Step 6: Final answer
    x = 293,729.79

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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.