Home / 888,399.08-1,225,990.94-501,296.69

Finding the Fourth Proportional to 888,399.08, 1,225,990.94 and 501,296.69

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Solution

The fourth proportional to 888,399.08, 1,225,990.94 and 501,296.69 is: 691,789.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,399.08 : 1,225,990.94 = 501,296.69 : x
  2. Step 2: Convert to fraction form
    888,399.08/1,225,990.94 = 501,296.69/x
  3. Step 3: Cross multiply
    888,399.08x = 1,225,990.94 × 501,296.69
  4. Step 4: Simplify right side
    888,399.08x = 614,585,191,555.55
  5. Step 5: Solve for x
    x = 614,585,191,555.55/888,399.08
  6. Step 6: Final answer
    x = 691,789.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.