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Finding the Fourth Proportional to 554.93, 832.22 and 230.23

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Solution

The fourth proportional to 554.93, 832.22 and 230.23 is: 345.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.93 : 832.22 = 230.23 : x
  2. Step 2: Convert to fraction form
    554.93/832.22 = 230.23/x
  3. Step 3: Cross multiply
    554.93x = 832.22 × 230.23
  4. Step 4: Simplify right side
    554.93x = 191,602.01
  5. Step 5: Solve for x
    x = 191,602.01/554.93
  6. Step 6: Final answer
    x = 345.27

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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.