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Finding the Fourth Proportional to 273,522.88, 410,075.04 and 225,988.36

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Solution

The fourth proportional to 273,522.88, 410,075.04 and 225,988.36 is: 338,809.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,522.88 : 410,075.04 = 225,988.36 : x
  2. Step 2: Convert to fraction form
    273,522.88/410,075.04 = 225,988.36/x
  3. Step 3: Cross multiply
    273,522.88x = 410,075.04 × 225,988.36
  4. Step 4: Simplify right side
    273,522.88x = 92,672,185,766.53
  5. Step 5: Solve for x
    x = 92,672,185,766.53/273,522.88
  6. Step 6: Final answer
    x = 338,809.63

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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.