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Finding the Fourth Proportional to 563.72, 846.02 and 368.67

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Solution

The fourth proportional to 563.72, 846.02 and 368.67 is: 553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.72 : 846.02 = 368.67 : x
  2. Step 2: Convert to fraction form
    563.72/846.02 = 368.67/x
  3. Step 3: Cross multiply
    563.72x = 846.02 × 368.67
  4. Step 4: Simplify right side
    563.72x = 311,896.12
  5. Step 5: Solve for x
    x = 311,896.12/563.72
  6. Step 6: Final answer
    x = 553.28

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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.