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Finding the Fourth Proportional to 374.94, 517.52 and 264.46

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Solution

The fourth proportional to 374.94, 517.52 and 264.46 is: 365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.94 : 517.52 = 264.46 : x
  2. Step 2: Convert to fraction form
    374.94/517.52 = 264.46/x
  3. Step 3: Cross multiply
    374.94x = 517.52 × 264.46
  4. Step 4: Simplify right side
    374.94x = 136,863.34
  5. Step 5: Solve for x
    x = 136,863.34/374.94
  6. Step 6: Final answer
    x = 365.03

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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.