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Finding the Fourth Proportional to 529.60, 794.34 and 182.92

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Solution

The fourth proportional to 529.60, 794.34 and 182.92 is: 274.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.60 : 794.34 = 182.92 : x
  2. Step 2: Convert to fraction form
    529.60/794.34 = 182.92/x
  3. Step 3: Cross multiply
    529.60x = 794.34 × 182.92
  4. Step 4: Simplify right side
    529.60x = 145,300.67
  5. Step 5: Solve for x
    x = 145,300.67/529.60
  6. Step 6: Final answer
    x = 274.36

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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.