Home / 800,223.12-1,200,333.31-373,615.97

Finding the Fourth Proportional to 800,223.12, 1,200,333.31 and 373,615.97

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Solution

The fourth proportional to 800,223.12, 1,200,333.31 and 373,615.97 is: 560,423.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,223.12 : 1,200,333.31 = 373,615.97 : x
  2. Step 2: Convert to fraction form
    800,223.12/1,200,333.31 = 373,615.97/x
  3. Step 3: Cross multiply
    800,223.12x = 1,200,333.31 × 373,615.97
  4. Step 4: Simplify right side
    800,223.12x = 448,463,687,003.25
  5. Step 5: Solve for x
    x = 448,463,687,003.25/800,223.12
  6. Step 6: Final answer
    x = 560,423.31

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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.