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Finding the Fourth Proportional to 529.80, 794.86 and 183.18

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Solution

The fourth proportional to 529.80, 794.86 and 183.18 is: 274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.80 : 794.86 = 183.18 : x
  2. Step 2: Convert to fraction form
    529.80/794.86 = 183.18/x
  3. Step 3: Cross multiply
    529.80x = 794.86 × 183.18
  4. Step 4: Simplify right side
    529.80x = 145,602.45
  5. Step 5: Solve for x
    x = 145,602.45/529.80
  6. Step 6: Final answer
    x = 274.83

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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.