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Finding the Fourth Proportional to 607.26, 838.29 and 467.33

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Solution

The fourth proportional to 607.26, 838.29 and 467.33 is: 645.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.26 : 838.29 = 467.33 : x
  2. Step 2: Convert to fraction form
    607.26/838.29 = 467.33/x
  3. Step 3: Cross multiply
    607.26x = 838.29 × 467.33
  4. Step 4: Simplify right side
    607.26x = 391,755.63
  5. Step 5: Solve for x
    x = 391,755.63/607.26
  6. Step 6: Final answer
    x = 645.12

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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.