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Finding the Fourth Proportional to 529.59, 794.05 and 255.14

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Solution

The fourth proportional to 529.59, 794.05 and 255.14 is: 382.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.59 : 794.05 = 255.14 : x
  2. Step 2: Convert to fraction form
    529.59/794.05 = 255.14/x
  3. Step 3: Cross multiply
    529.59x = 794.05 × 255.14
  4. Step 4: Simplify right side
    529.59x = 202,588.67
  5. Step 5: Solve for x
    x = 202,588.67/529.59
  6. Step 6: Final answer
    x = 382.54

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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.