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Finding the Fourth Proportional to 574,608.98, 862,675.29 and 490,907.01

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Solution

The fourth proportional to 574,608.98, 862,675.29 and 490,907.01 is: 737,011.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,608.98 : 862,675.29 = 490,907.01 : x
  2. Step 2: Convert to fraction form
    574,608.98/862,675.29 = 490,907.01/x
  3. Step 3: Cross multiply
    574,608.98x = 862,675.29 × 490,907.01
  4. Step 4: Simplify right side
    574,608.98x = 423,493,347,214.78
  5. Step 5: Solve for x
    x = 423,493,347,214.78/574,608.98
  6. Step 6: Final answer
    x = 737,011.37

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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.