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Finding the Fourth Proportional to 433.47, 598.08 and 246.90

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Solution

The fourth proportional to 433.47, 598.08 and 246.90 is: 340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.47 : 598.08 = 246.90 : x
  2. Step 2: Convert to fraction form
    433.47/598.08 = 246.90/x
  3. Step 3: Cross multiply
    433.47x = 598.08 × 246.90
  4. Step 4: Simplify right side
    433.47x = 147,665.95
  5. Step 5: Solve for x
    x = 147,665.95/433.47
  6. Step 6: Final answer
    x = 340.66

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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.