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Finding the Fourth Proportional to 400.48, 599.34 and 246.34

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Solution

The fourth proportional to 400.48, 599.34 and 246.34 is: 368.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    400.48 : 599.34 = 246.34 : x
  2. Step 2: Convert to fraction form
    400.48/599.34 = 246.34/x
  3. Step 3: Cross multiply
    400.48x = 599.34 × 246.34
  4. Step 4: Simplify right side
    400.48x = 147,641.42
  5. Step 5: Solve for x
    x = 147,641.42/400.48
  6. Step 6: Final answer
    x = 368.66

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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.