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Finding the Fourth Proportional to 583.44, 804.56 and 500.88

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Solution

The fourth proportional to 583.44, 804.56 and 500.88 is: 690.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.44 : 804.56 = 500.88 : x
  2. Step 2: Convert to fraction form
    583.44/804.56 = 500.88/x
  3. Step 3: Cross multiply
    583.44x = 804.56 × 500.88
  4. Step 4: Simplify right side
    583.44x = 402,988.01
  5. Step 5: Solve for x
    x = 402,988.01/583.44
  6. Step 6: Final answer
    x = 690.71

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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.