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Finding the Fourth Proportional to 314.26, 432.75 and 264.94

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Solution

The fourth proportional to 314.26, 432.75 and 264.94 is: 364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    314.26 : 432.75 = 264.94 : x
  2. Step 2: Convert to fraction form
    314.26/432.75 = 264.94/x
  3. Step 3: Cross multiply
    314.26x = 432.75 × 264.94
  4. Step 4: Simplify right side
    314.26x = 114,652.79
  5. Step 5: Solve for x
    x = 114,652.79/314.26
  6. Step 6: Final answer
    x = 364.83

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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.