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Finding the Fourth Proportional to 554.92, 832.36 and 230.08

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Solution

The fourth proportional to 554.92, 832.36 and 230.08 is: 345.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.92 : 832.36 = 230.08 : x
  2. Step 2: Convert to fraction form
    554.92/832.36 = 230.08/x
  3. Step 3: Cross multiply
    554.92x = 832.36 × 230.08
  4. Step 4: Simplify right side
    554.92x = 191,509.39
  5. Step 5: Solve for x
    x = 191,509.39/554.92
  6. Step 6: Final answer
    x = 345.11

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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.