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Finding the Fourth Proportional to 554.18, 832.21 and 532.11

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Solution

The fourth proportional to 554.18, 832.21 and 532.11 is: 799.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.18 : 832.21 = 532.11 : x
  2. Step 2: Convert to fraction form
    554.18/832.21 = 532.11/x
  3. Step 3: Cross multiply
    554.18x = 832.21 × 532.11
  4. Step 4: Simplify right side
    554.18x = 442,827.26
  5. Step 5: Solve for x
    x = 442,827.26/554.18
  6. Step 6: Final answer
    x = 799.07

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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.