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Finding the Fourth Proportional to 554.46, 765.05 and 333.51

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Solution

The fourth proportional to 554.46, 765.05 and 333.51 is: 460.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.46 : 765.05 = 333.51 : x
  2. Step 2: Convert to fraction form
    554.46/765.05 = 333.51/x
  3. Step 3: Cross multiply
    554.46x = 765.05 × 333.51
  4. Step 4: Simplify right side
    554.46x = 255,150.16
  5. Step 5: Solve for x
    x = 255,150.16/554.46
  6. Step 6: Final answer
    x = 460.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.