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Finding the Fourth Proportional to 536.33, 740.12 and 300.26

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Solution

The fourth proportional to 536.33, 740.12 and 300.26 is: 414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.33 : 740.12 = 300.26 : x
  2. Step 2: Convert to fraction form
    536.33/740.12 = 300.26/x
  3. Step 3: Cross multiply
    536.33x = 740.12 × 300.26
  4. Step 4: Simplify right side
    536.33x = 222,223.23
  5. Step 5: Solve for x
    x = 222,223.23/536.33
  6. Step 6: Final answer
    x = 414.34

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1.5x scale

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.