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Finding the Fourth Proportional to 529.64, 794.46 and 240.74

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Solution

The fourth proportional to 529.64, 794.46 and 240.74 is: 361.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.64 : 794.46 = 240.74 : x
  2. Step 2: Convert to fraction form
    529.64/794.46 = 240.74/x
  3. Step 3: Cross multiply
    529.64x = 794.46 × 240.74
  4. Step 4: Simplify right side
    529.64x = 191,258.30
  5. Step 5: Solve for x
    x = 191,258.30/529.64
  6. Step 6: Final answer
    x = 361.11

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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.