Home / 850,489.00-1,273,805.29-659,418.10

Finding the Fourth Proportional to 850,489.00, 1,273,805.29 and 659,418.10

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Solution

The fourth proportional to 850,489.00, 1,273,805.29 and 659,418.10 is: 987,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,489.00 : 1,273,805.29 = 659,418.10 : x
  2. Step 2: Convert to fraction form
    850,489.00/1,273,805.29 = 659,418.10/x
  3. Step 3: Cross multiply
    850,489.00x = 1,273,805.29 × 659,418.10
  4. Step 4: Simplify right side
    850,489.00x = 839,970,261,741.51
  5. Step 5: Solve for x
    x = 839,970,261,741.51/850,489.00
  6. Step 6: Final answer
    x = 987,632.13

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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.