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Finding the Fourth Proportional to 483,992.46, 726,136.38 and 247,501.26

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Solution

The fourth proportional to 483,992.46, 726,136.38 and 247,501.26 is: 371,327.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,992.46 : 726,136.38 = 247,501.26 : x
  2. Step 2: Convert to fraction form
    483,992.46/726,136.38 = 247,501.26/x
  3. Step 3: Cross multiply
    483,992.46x = 726,136.38 × 247,501.26
  4. Step 4: Simplify right side
    483,992.46x = 179,719,668,981.84
  5. Step 5: Solve for x
    x = 179,719,668,981.84/483,992.46
  6. Step 6: Final answer
    x = 371,327.41

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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.