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Finding the Fourth Proportional to 622.50, 933.44 and 362.59

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Solution

The fourth proportional to 622.50, 933.44 and 362.59 is: 543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.50 : 933.44 = 362.59 : x
  2. Step 2: Convert to fraction form
    622.50/933.44 = 362.59/x
  3. Step 3: Cross multiply
    622.50x = 933.44 × 362.59
  4. Step 4: Simplify right side
    622.50x = 338,450.44
  5. Step 5: Solve for x
    x = 338,450.44/622.50
  6. Step 6: Final answer
    x = 543.70

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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.