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Finding the Fourth Proportional to 536.16, 803.25 and 450.04

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Solution

The fourth proportional to 536.16, 803.25 and 450.04 is: 674.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.16 : 803.25 = 450.04 : x
  2. Step 2: Convert to fraction form
    536.16/803.25 = 450.04/x
  3. Step 3: Cross multiply
    536.16x = 803.25 × 450.04
  4. Step 4: Simplify right side
    536.16x = 361,494.63
  5. Step 5: Solve for x
    x = 361,494.63/536.16
  6. Step 6: Final answer
    x = 674.23

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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.