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Finding the Fourth Proportional to 554.69, 764.93 and 333.62

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Solution

The fourth proportional to 554.69, 764.93 and 333.62 is: 460.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.69 : 764.93 = 333.62 : x
  2. Step 2: Convert to fraction form
    554.69/764.93 = 333.62/x
  3. Step 3: Cross multiply
    554.69x = 764.93 × 333.62
  4. Step 4: Simplify right side
    554.69x = 255,190.45
  5. Step 5: Solve for x
    x = 255,190.45/554.69
  6. Step 6: Final answer
    x = 460.06

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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.