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Finding the Fourth Proportional to 529.28, 793.10 and 336.50

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Solution

The fourth proportional to 529.28, 793.10 and 336.50 is: 504.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.28 : 793.10 = 336.50 : x
  2. Step 2: Convert to fraction form
    529.28/793.10 = 336.50/x
  3. Step 3: Cross multiply
    529.28x = 793.10 × 336.50
  4. Step 4: Simplify right side
    529.28x = 266,878.15
  5. Step 5: Solve for x
    x = 266,878.15/529.28
  6. Step 6: Final answer
    x = 504.23

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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.