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Finding the Fourth Proportional to 300,166.80, 449,266.05 and 233,244.60

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Solution

The fourth proportional to 300,166.80, 449,266.05 and 233,244.60 is: 349,102.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,166.80 : 449,266.05 = 233,244.60 : x
  2. Step 2: Convert to fraction form
    300,166.80/449,266.05 = 233,244.60/x
  3. Step 3: Cross multiply
    300,166.80x = 449,266.05 × 233,244.60
  4. Step 4: Simplify right side
    300,166.80x = 104,788,880,125.83
  5. Step 5: Solve for x
    x = 104,788,880,125.83/300,166.80
  6. Step 6: Final answer
    x = 349,102.17

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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.