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Finding the Fourth Proportional to 373,704.35, 560,284.97 and 148,997.39

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Solution

The fourth proportional to 373,704.35, 560,284.97 and 148,997.39 is: 223,387.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,704.35 : 560,284.97 = 148,997.39 : x
  2. Step 2: Convert to fraction form
    373,704.35/560,284.97 = 148,997.39/x
  3. Step 3: Cross multiply
    373,704.35x = 560,284.97 × 148,997.39
  4. Step 4: Simplify right side
    373,704.35x = 83,480,994,639.82
  5. Step 5: Solve for x
    x = 83,480,994,639.82/373,704.35
  6. Step 6: Final answer
    x = 223,387.81

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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.