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Finding the Fourth Proportional to 273,629.70, 410,444.55 and 254,967.30

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Solution

The fourth proportional to 273,629.70, 410,444.55 and 254,967.30 is: 382,450.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,629.70 : 410,444.55 = 254,967.30 : x
  2. Step 2: Convert to fraction form
    273,629.70/410,444.55 = 254,967.30/x
  3. Step 3: Cross multiply
    273,629.70x = 410,444.55 × 254,967.30
  4. Step 4: Simplify right side
    273,629.70x = 104,649,938,713.22
  5. Step 5: Solve for x
    x = 104,649,938,713.22/273,629.70
  6. Step 6: Final answer
    x = 382,450.95

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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.