Home / 756,984.87-1,044,625.97-412,823.48

Finding the Fourth Proportional to 756,984.87, 1,044,625.97 and 412,823.48

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Solution

The fourth proportional to 756,984.87, 1,044,625.97 and 412,823.48 is: 569,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,984.87 : 1,044,625.97 = 412,823.48 : x
  2. Step 2: Convert to fraction form
    756,984.87/1,044,625.97 = 412,823.48/x
  3. Step 3: Cross multiply
    756,984.87x = 1,044,625.97 × 412,823.48
  4. Step 4: Simplify right side
    756,984.87x = 431,246,120,946.53
  5. Step 5: Solve for x
    x = 431,246,120,946.53/756,984.87
  6. Step 6: Final answer
    x = 569,689.22

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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.