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Finding the Fourth Proportional to 473.13, 651.36 and 450.03

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Solution

The fourth proportional to 473.13, 651.36 and 450.03 is: 619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.13 : 651.36 = 450.03 : x
  2. Step 2: Convert to fraction form
    473.13/651.36 = 450.03/x
  3. Step 3: Cross multiply
    473.13x = 651.36 × 450.03
  4. Step 4: Simplify right side
    473.13x = 293,131.54
  5. Step 5: Solve for x
    x = 293,131.54/473.13
  6. Step 6: Final answer
    x = 619.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.