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Finding the Fourth Proportional to 573.99, 792.05 and 325.29

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Solution

The fourth proportional to 573.99, 792.05 and 325.29 is: 448.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.99 : 792.05 = 325.29 : x
  2. Step 2: Convert to fraction form
    573.99/792.05 = 325.29/x
  3. Step 3: Cross multiply
    573.99x = 792.05 × 325.29
  4. Step 4: Simplify right side
    573.99x = 257,647.29
  5. Step 5: Solve for x
    x = 257,647.29/573.99
  6. Step 6: Final answer
    x = 448.87

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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.