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Finding the Fourth Proportional to 499.48, 753.02 and 473.04

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Solution

The fourth proportional to 499.48, 753.02 and 473.04 is: 713.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    499.48 : 753.02 = 473.04 : x
  2. Step 2: Convert to fraction form
    499.48/753.02 = 473.04/x
  3. Step 3: Cross multiply
    499.48x = 753.02 × 473.04
  4. Step 4: Simplify right side
    499.48x = 356,208.58
  5. Step 5: Solve for x
    x = 356,208.58/499.48
  6. Step 6: Final answer
    x = 713.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.