Home / 762,494.41-1,143,749.82-230,020.05

Finding the Fourth Proportional to 762,494.41, 1,143,749.82 and 230,020.05

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Solution

The fourth proportional to 762,494.41, 1,143,749.82 and 230,020.05 is: 345,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,494.41 : 1,143,749.82 = 230,020.05 : x
  2. Step 2: Convert to fraction form
    762,494.41/1,143,749.82 = 230,020.05/x
  3. Step 3: Cross multiply
    762,494.41x = 1,143,749.82 × 230,020.05
  4. Step 4: Simplify right side
    762,494.41x = 263,085,394,641.67
  5. Step 5: Solve for x
    x = 263,085,394,641.67/762,494.41
  6. Step 6: Final answer
    x = 345,032.55

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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.