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Finding the Fourth Proportional to 274,133.05, 410,560.88 and 266,566.03

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Solution

The fourth proportional to 274,133.05, 410,560.88 and 266,566.03 is: 399,227.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,133.05 : 410,560.88 = 266,566.03 : x
  2. Step 2: Convert to fraction form
    274,133.05/410,560.88 = 266,566.03/x
  3. Step 3: Cross multiply
    274,133.05x = 410,560.88 × 266,566.03
  4. Step 4: Simplify right side
    274,133.05x = 109,441,581,495.67
  5. Step 5: Solve for x
    x = 109,441,581,495.67/274,133.05
  6. Step 6: Final answer
    x = 399,227.98

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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.