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Finding the Fourth Proportional to 400.51, 599.40 and 246.54

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Solution

The fourth proportional to 400.51, 599.40 and 246.54 is: 368.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    400.51 : 599.40 = 246.54 : x
  2. Step 2: Convert to fraction form
    400.51/599.40 = 246.54/x
  3. Step 3: Cross multiply
    400.51x = 599.40 × 246.54
  4. Step 4: Simplify right side
    400.51x = 147,778.32
  5. Step 5: Solve for x
    x = 147,778.32/400.51
  6. Step 6: Final answer
    x = 368.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.