Home / 767,610.27-1,149,185.27-446,782.84

Finding the Fourth Proportional to 767,610.27, 1,149,185.27 and 446,782.84

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Solution

The fourth proportional to 767,610.27, 1,149,185.27 and 446,782.84 is: 668,876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,610.27 : 1,149,185.27 = 446,782.84 : x
  2. Step 2: Convert to fraction form
    767,610.27/1,149,185.27 = 446,782.84/x
  3. Step 3: Cross multiply
    767,610.27x = 1,149,185.27 × 446,782.84
  4. Step 4: Simplify right side
    767,610.27x = 513,436,256,860.76
  5. Step 5: Solve for x
    x = 513,436,256,860.76/767,610.27
  6. Step 6: Final answer
    x = 668,876.22

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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.