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Finding the Fourth Proportional to 650.14, 896.61 and 429.32

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Solution

The fourth proportional to 650.14, 896.61 and 429.32 is: 592.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.14 : 896.61 = 429.32 : x
  2. Step 2: Convert to fraction form
    650.14/896.61 = 429.32/x
  3. Step 3: Cross multiply
    650.14x = 896.61 × 429.32
  4. Step 4: Simplify right side
    650.14x = 384,928.12
  5. Step 5: Solve for x
    x = 384,928.12/650.14
  6. Step 6: Final answer
    x = 592.07

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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.