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Finding the Fourth Proportional to 536.22, 740.01 and 300.16

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Solution

The fourth proportional to 536.22, 740.01 and 300.16 is: 414.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.22 : 740.01 = 300.16 : x
  2. Step 2: Convert to fraction form
    536.22/740.01 = 300.16/x
  3. Step 3: Cross multiply
    536.22x = 740.01 × 300.16
  4. Step 4: Simplify right side
    536.22x = 222,121.40
  5. Step 5: Solve for x
    x = 222,121.40/536.22
  6. Step 6: Final answer
    x = 414.24

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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.