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Finding the Fourth Proportional to 700.52, 1,049.83 and 335.28

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Solution

The fourth proportional to 700.52, 1,049.83 and 335.28 is: 502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.52 : 1,049.83 = 335.28 : x
  2. Step 2: Convert to fraction form
    700.52/1,049.83 = 335.28/x
  3. Step 3: Cross multiply
    700.52x = 1,049.83 × 335.28
  4. Step 4: Simplify right side
    700.52x = 351,987.00
  5. Step 5: Solve for x
    x = 351,987.00/700.52
  6. Step 6: Final answer
    x = 502.47

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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.