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Finding the Fourth Proportional to 363,274.26, 545,028.09 and 110,603.67

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Solution

The fourth proportional to 363,274.26, 545,028.09 and 110,603.67 is: 165,941.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,274.26 : 545,028.09 = 110,603.67 : x
  2. Step 2: Convert to fraction form
    363,274.26/545,028.09 = 110,603.67/x
  3. Step 3: Cross multiply
    363,274.26x = 545,028.09 × 110,603.67
  4. Step 4: Simplify right side
    363,274.26x = 60,282,107,007.09
  5. Step 5: Solve for x
    x = 60,282,107,007.09/363,274.26
  6. Step 6: Final answer
    x = 165,941.04

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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.