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Finding the Fourth Proportional to 434.52, 599.10 and 351.32

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Solution

The fourth proportional to 434.52, 599.10 and 351.32 is: 484.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.52 : 599.10 = 351.32 : x
  2. Step 2: Convert to fraction form
    434.52/599.10 = 351.32/x
  3. Step 3: Cross multiply
    434.52x = 599.10 × 351.32
  4. Step 4: Simplify right side
    434.52x = 210,475.81
  5. Step 5: Solve for x
    x = 210,475.81/434.52
  6. Step 6: Final answer
    x = 484.39

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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.