Home / 789,961.75-1,090,147.94-432,265.75

Finding the Fourth Proportional to 789,961.75, 1,090,147.94 and 432,265.75

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Solution

The fourth proportional to 789,961.75, 1,090,147.94 and 432,265.75 is: 596,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,961.75 : 1,090,147.94 = 432,265.75 : x
  2. Step 2: Convert to fraction form
    789,961.75/1,090,147.94 = 432,265.75/x
  3. Step 3: Cross multiply
    789,961.75x = 1,090,147.94 × 432,265.75
  4. Step 4: Simplify right side
    789,961.75x = 471,233,614,733.73
  5. Step 5: Solve for x
    x = 471,233,614,733.73/789,961.75
  6. Step 6: Final answer
    x = 596,527.13

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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.