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Finding the Fourth Proportional to 573.66, 792.06 and 352.68

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Solution

The fourth proportional to 573.66, 792.06 and 352.68 is: 486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.66 : 792.06 = 352.68 : x
  2. Step 2: Convert to fraction form
    573.66/792.06 = 352.68/x
  3. Step 3: Cross multiply
    573.66x = 792.06 × 352.68
  4. Step 4: Simplify right side
    573.66x = 279,343.72
  5. Step 5: Solve for x
    x = 279,343.72/573.66
  6. Step 6: Final answer
    x = 486.95

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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.