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Finding the Fourth Proportional to 471,010.88, 649,975.20 and 267,075.56

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Solution

The fourth proportional to 471,010.88, 649,975.20 and 267,075.56 is: 368,553.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,010.88 : 649,975.20 = 267,075.56 : x
  2. Step 2: Convert to fraction form
    471,010.88/649,975.20 = 267,075.56/x
  3. Step 3: Cross multiply
    471,010.88x = 649,975.20 × 267,075.56
  4. Step 4: Simplify right side
    471,010.88x = 173,592,490,526.11
  5. Step 5: Solve for x
    x = 173,592,490,526.11/471,010.88
  6. Step 6: Final answer
    x = 368,553.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.