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Finding the Fourth Proportional to 569.66, 852.86 and 482.99

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Solution

The fourth proportional to 569.66, 852.86 and 482.99 is: 723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.66 : 852.86 = 482.99 : x
  2. Step 2: Convert to fraction form
    569.66/852.86 = 482.99/x
  3. Step 3: Cross multiply
    569.66x = 852.86 × 482.99
  4. Step 4: Simplify right side
    569.66x = 411,922.85
  5. Step 5: Solve for x
    x = 411,922.85/569.66
  6. Step 6: Final answer
    x = 723.10

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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.