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Finding the Fourth Proportional to 548,448.85, 822,868.12 and 244,815.49

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Solution

The fourth proportional to 548,448.85, 822,868.12 and 244,815.49 is: 367,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,448.85 : 822,868.12 = 244,815.49 : x
  2. Step 2: Convert to fraction form
    548,448.85/822,868.12 = 244,815.49/x
  3. Step 3: Cross multiply
    548,448.85x = 822,868.12 × 244,815.49
  4. Step 4: Simplify right side
    548,448.85x = 201,450,862,003.18
  5. Step 5: Solve for x
    x = 201,450,862,003.18/548,448.85
  6. Step 6: Final answer
    x = 367,310.21

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1.5x scale

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.