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Finding the Fourth Proportional to 502.03, 754.66 and 499.60

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Solution

The fourth proportional to 502.03, 754.66 and 499.60 is: 751.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.03 : 754.66 = 499.60 : x
  2. Step 2: Convert to fraction form
    502.03/754.66 = 499.60/x
  3. Step 3: Cross multiply
    502.03x = 754.66 × 499.60
  4. Step 4: Simplify right side
    502.03x = 377,028.14
  5. Step 5: Solve for x
    x = 377,028.14/502.03
  6. Step 6: Final answer
    x = 751.01

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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.