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Finding the Fourth Proportional to 554.66, 832.02 and 230.06

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Solution

The fourth proportional to 554.66, 832.02 and 230.06 is: 345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.66 : 832.02 = 230.06 : x
  2. Step 2: Convert to fraction form
    554.66/832.02 = 230.06/x
  3. Step 3: Cross multiply
    554.66x = 832.02 × 230.06
  4. Step 4: Simplify right side
    554.66x = 191,414.52
  5. Step 5: Solve for x
    x = 191,414.52/554.66
  6. Step 6: Final answer
    x = 345.10

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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.