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Finding the Fourth Proportional to 648,861.44, 973,315.52 and 244,016.53

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Solution

The fourth proportional to 648,861.44, 973,315.52 and 244,016.53 is: 366,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,861.44 : 973,315.52 = 244,016.53 : x
  2. Step 2: Convert to fraction form
    648,861.44/973,315.52 = 244,016.53/x
  3. Step 3: Cross multiply
    648,861.44x = 973,315.52 × 244,016.53
  4. Step 4: Simplify right side
    648,861.44x = 237,505,079,894.73
  5. Step 5: Solve for x
    x = 237,505,079,894.73/648,861.44
  6. Step 6: Final answer
    x = 366,033.59

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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.