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Finding the Fourth Proportional to 450.02, 674.48 and 175.98

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Solution

The fourth proportional to 450.02, 674.48 and 175.98 is: 263.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.02 : 674.48 = 175.98 : x
  2. Step 2: Convert to fraction form
    450.02/674.48 = 175.98/x
  3. Step 3: Cross multiply
    450.02x = 674.48 × 175.98
  4. Step 4: Simplify right side
    450.02x = 118,694.99
  5. Step 5: Solve for x
    x = 118,694.99/450.02
  6. Step 6: Final answer
    x = 263.75

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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.