Home / 397,224.64-548,173.57-215,936.92

Finding the Fourth Proportional to 397,224.64, 548,173.57 and 215,936.92

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Solution

The fourth proportional to 397,224.64, 548,173.57 and 215,936.92 is: 297,994.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,224.64 : 548,173.57 = 215,936.92 : x
  2. Step 2: Convert to fraction form
    397,224.64/548,173.57 = 215,936.92/x
  3. Step 3: Cross multiply
    397,224.64x = 548,173.57 × 215,936.92
  4. Step 4: Simplify right side
    397,224.64x = 118,370,912,331.20
  5. Step 5: Solve for x
    x = 118,370,912,331.20/397,224.64
  6. Step 6: Final answer
    x = 297,994.89

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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.