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Finding the Fourth Proportional to 562.32, 775.32 and 436.32

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Solution

The fourth proportional to 562.32, 775.32 and 436.32 is: 601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.32 : 775.32 = 436.32 : x
  2. Step 2: Convert to fraction form
    562.32/775.32 = 436.32/x
  3. Step 3: Cross multiply
    562.32x = 775.32 × 436.32
  4. Step 4: Simplify right side
    562.32x = 338,287.62
  5. Step 5: Solve for x
    x = 338,287.62/562.32
  6. Step 6: Final answer
    x = 601.59

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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.