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Finding the Fourth Proportional to 624.42, 937.71 and 336.06

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Solution

The fourth proportional to 624.42, 937.71 and 336.06 is: 504.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.42 : 937.71 = 336.06 : x
  2. Step 2: Convert to fraction form
    624.42/937.71 = 336.06/x
  3. Step 3: Cross multiply
    624.42x = 937.71 × 336.06
  4. Step 4: Simplify right side
    624.42x = 315,126.82
  5. Step 5: Solve for x
    x = 315,126.82/624.42
  6. Step 6: Final answer
    x = 504.67

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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.