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Finding the Fourth Proportional to 629.09, 941.70 and 567.12

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Solution

The fourth proportional to 629.09, 941.70 and 567.12 is: 848.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    629.09 : 941.70 = 567.12 : x
  2. Step 2: Convert to fraction form
    629.09/941.70 = 567.12/x
  3. Step 3: Cross multiply
    629.09x = 941.70 × 567.12
  4. Step 4: Simplify right side
    629.09x = 534,056.90
  5. Step 5: Solve for x
    x = 534,056.90/629.09
  6. Step 6: Final answer
    x = 848.94

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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.