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Finding the Fourth Proportional to 532.85, 735.28 and 336.35

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Solution

The fourth proportional to 532.85, 735.28 and 336.35 is: 464.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.85 : 735.28 = 336.35 : x
  2. Step 2: Convert to fraction form
    532.85/735.28 = 336.35/x
  3. Step 3: Cross multiply
    532.85x = 735.28 × 336.35
  4. Step 4: Simplify right side
    532.85x = 247,312.43
  5. Step 5: Solve for x
    x = 247,312.43/532.85
  6. Step 6: Final answer
    x = 464.14

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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.