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Finding the Fourth Proportional to 583.05, 873.76 and 323.17

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Solution

The fourth proportional to 583.05, 873.76 and 323.17 is: 484.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.05 : 873.76 = 323.17 : x
  2. Step 2: Convert to fraction form
    583.05/873.76 = 323.17/x
  3. Step 3: Cross multiply
    583.05x = 873.76 × 323.17
  4. Step 4: Simplify right side
    583.05x = 282,373.02
  5. Step 5: Solve for x
    x = 282,373.02/583.05
  6. Step 6: Final answer
    x = 484.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.