Home / 804,464.82-1,206,697.05-205,404.57

Finding the Fourth Proportional to 804,464.82, 1,206,697.05 and 205,404.57

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Solution

The fourth proportional to 804,464.82, 1,206,697.05 and 205,404.57 is: 308,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,464.82 : 1,206,697.05 = 205,404.57 : x
  2. Step 2: Convert to fraction form
    804,464.82/1,206,697.05 = 205,404.57/x
  3. Step 3: Cross multiply
    804,464.82x = 1,206,697.05 × 205,404.57
  4. Step 4: Simplify right side
    804,464.82x = 247,861,088,675.52
  5. Step 5: Solve for x
    x = 247,861,088,675.52/804,464.82
  6. Step 6: Final answer
    x = 308,106.81

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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.