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Finding the Fourth Proportional to 584.91, 807.21 and 336.24

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Solution

The fourth proportional to 584.91, 807.21 and 336.24 is: 464.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.91 : 807.21 = 336.24 : x
  2. Step 2: Convert to fraction form
    584.91/807.21 = 336.24/x
  3. Step 3: Cross multiply
    584.91x = 807.21 × 336.24
  4. Step 4: Simplify right side
    584.91x = 271,416.29
  5. Step 5: Solve for x
    x = 271,416.29/584.91
  6. Step 6: Final answer
    x = 464.03

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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.