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Finding the Fourth Proportional to 583.26, 803.25 and 436.29

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Solution

The fourth proportional to 583.26, 803.25 and 436.29 is: 600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.26 : 803.25 = 436.29 : x
  2. Step 2: Convert to fraction form
    583.26/803.25 = 436.29/x
  3. Step 3: Cross multiply
    583.26x = 803.25 × 436.29
  4. Step 4: Simplify right side
    583.26x = 350,449.94
  5. Step 5: Solve for x
    x = 350,449.94/583.26
  6. Step 6: Final answer
    x = 600.85

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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.