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Finding the Fourth Proportional to 624.24, 935.94 and 350.52

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Solution

The fourth proportional to 624.24, 935.94 and 350.52 is: 525.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.24 : 935.94 = 350.52 : x
  2. Step 2: Convert to fraction form
    624.24/935.94 = 350.52/x
  3. Step 3: Cross multiply
    624.24x = 935.94 × 350.52
  4. Step 4: Simplify right side
    624.24x = 328,065.69
  5. Step 5: Solve for x
    x = 328,065.69/624.24
  6. Step 6: Final answer
    x = 525.54

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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.