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Finding the Fourth Proportional to 529.03, 793.50 and 254.95

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Solution

The fourth proportional to 529.03, 793.50 and 254.95 is: 382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.03 : 793.50 = 254.95 : x
  2. Step 2: Convert to fraction form
    529.03/793.50 = 254.95/x
  3. Step 3: Cross multiply
    529.03x = 793.50 × 254.95
  4. Step 4: Simplify right side
    529.03x = 202,299.89
  5. Step 5: Solve for x
    x = 202,299.89/529.03
  6. Step 6: Final answer
    x = 382.40

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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.