Home / 699,987.66-1,049,747.94-273,412.85

Finding the Fourth Proportional to 699,987.66, 1,049,747.94 and 273,412.85

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Solution

The fourth proportional to 699,987.66, 1,049,747.94 and 273,412.85 is: 410,028.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,987.66 : 1,049,747.94 = 273,412.85 : x
  2. Step 2: Convert to fraction form
    699,987.66/1,049,747.94 = 273,412.85/x
  3. Step 3: Cross multiply
    699,987.66x = 1,049,747.94 × 273,412.85
  4. Step 4: Simplify right side
    699,987.66x = 287,014,570,808.29
  5. Step 5: Solve for x
    x = 287,014,570,808.29/699,987.66
  6. Step 6: Final answer
    x = 410,028.04

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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.