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Finding the Fourth Proportional to 433.86, 598.50 and 351.06

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Solution

The fourth proportional to 433.86, 598.50 and 351.06 is: 484.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.86 : 598.50 = 351.06 : x
  2. Step 2: Convert to fraction form
    433.86/598.50 = 351.06/x
  3. Step 3: Cross multiply
    433.86x = 598.50 × 351.06
  4. Step 4: Simplify right side
    433.86x = 210,109.41
  5. Step 5: Solve for x
    x = 210,109.41/433.86
  6. Step 6: Final answer
    x = 484.28

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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.