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Finding the Fourth Proportional to 622.94, 933.17 and 584.69

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Solution

The fourth proportional to 622.94, 933.17 and 584.69 is: 875.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.94 : 933.17 = 584.69 : x
  2. Step 2: Convert to fraction form
    622.94/933.17 = 584.69/x
  3. Step 3: Cross multiply
    622.94x = 933.17 × 584.69
  4. Step 4: Simplify right side
    622.94x = 545,607.58
  5. Step 5: Solve for x
    x = 545,607.58/622.94
  6. Step 6: Final answer
    x = 875.87

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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.