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Finding the Fourth Proportional to 529.88, 793.46 and 240.76

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Solution

The fourth proportional to 529.88, 793.46 and 240.76 is: 360.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.88 : 793.46 = 240.76 : x
  2. Step 2: Convert to fraction form
    529.88/793.46 = 240.76/x
  3. Step 3: Cross multiply
    529.88x = 793.46 × 240.76
  4. Step 4: Simplify right side
    529.88x = 191,033.43
  5. Step 5: Solve for x
    x = 191,033.43/529.88
  6. Step 6: Final answer
    x = 360.52

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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.