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Finding the Fourth Proportional to 584.02, 875.75 and 310.24

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Solution

The fourth proportional to 584.02, 875.75 and 310.24 is: 465.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.02 : 875.75 = 310.24 : x
  2. Step 2: Convert to fraction form
    584.02/875.75 = 310.24/x
  3. Step 3: Cross multiply
    584.02x = 875.75 × 310.24
  4. Step 4: Simplify right side
    584.02x = 271,692.68
  5. Step 5: Solve for x
    x = 271,692.68/584.02
  6. Step 6: Final answer
    x = 465.21

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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.