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Finding the Fourth Proportional to 350.43, 483.38 and 232.40

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Solution

The fourth proportional to 350.43, 483.38 and 232.40 is: 320.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.43 : 483.38 = 232.40 : x
  2. Step 2: Convert to fraction form
    350.43/483.38 = 232.40/x
  3. Step 3: Cross multiply
    350.43x = 483.38 × 232.40
  4. Step 4: Simplify right side
    350.43x = 112,337.51
  5. Step 5: Solve for x
    x = 112,337.51/350.43
  6. Step 6: Final answer
    x = 320.57

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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.