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Finding the Fourth Proportional to 554.68, 832.32 and 230.27

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Solution

The fourth proportional to 554.68, 832.32 and 230.27 is: 345.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.68 : 832.32 = 230.27 : x
  2. Step 2: Convert to fraction form
    554.68/832.32 = 230.27/x
  3. Step 3: Cross multiply
    554.68x = 832.32 × 230.27
  4. Step 4: Simplify right side
    554.68x = 191,658.33
  5. Step 5: Solve for x
    x = 191,658.33/554.68
  6. Step 6: Final answer
    x = 345.53

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1.5x scale

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.