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Finding the Fourth Proportional to 351.32, 527.29 and 350.06

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Solution

The fourth proportional to 351.32, 527.29 and 350.06 is: 525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.32 : 527.29 = 350.06 : x
  2. Step 2: Convert to fraction form
    351.32/527.29 = 350.06/x
  3. Step 3: Cross multiply
    351.32x = 527.29 × 350.06
  4. Step 4: Simplify right side
    351.32x = 184,579.63
  5. Step 5: Solve for x
    x = 184,579.63/351.32
  6. Step 6: Final answer
    x = 525.40

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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.