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Finding the Fourth Proportional to 365,622.63, 548,446.07 and 125,734.16

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Solution

The fourth proportional to 365,622.63, 548,446.07 and 125,734.16 is: 188,605.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,622.63 : 548,446.07 = 125,734.16 : x
  2. Step 2: Convert to fraction form
    365,622.63/548,446.07 = 125,734.16/x
  3. Step 3: Cross multiply
    365,622.63x = 548,446.07 × 125,734.16
  4. Step 4: Simplify right side
    365,622.63x = 68,958,404,517.19
  5. Step 5: Solve for x
    x = 68,958,404,517.19/365,622.63
  6. Step 6: Final answer
    x = 188,605.41

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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.