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Finding the Fourth Proportional to 564.24, 846.48 and 290.34

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Solution

The fourth proportional to 564.24, 846.48 and 290.34 is: 435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.24 : 846.48 = 290.34 : x
  2. Step 2: Convert to fraction form
    564.24/846.48 = 290.34/x
  3. Step 3: Cross multiply
    564.24x = 846.48 × 290.34
  4. Step 4: Simplify right side
    564.24x = 245,767.00
  5. Step 5: Solve for x
    x = 245,767.00/564.24
  6. Step 6: Final answer
    x = 435.57

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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.