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Finding the Fourth Proportional to 564.17, 847.06 and 554.99

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Solution

The fourth proportional to 564.17, 847.06 and 554.99 is: 833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.17 : 847.06 = 554.99 : x
  2. Step 2: Convert to fraction form
    564.17/847.06 = 554.99/x
  3. Step 3: Cross multiply
    564.17x = 847.06 × 554.99
  4. Step 4: Simplify right side
    564.17x = 470,104.21
  5. Step 5: Solve for x
    x = 470,104.21/564.17
  6. Step 6: Final answer
    x = 833.27

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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.