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Finding the Fourth Proportional to 376,893.75, 565,599.83 and 155,277.75

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Solution

The fourth proportional to 376,893.75, 565,599.83 and 155,277.75 is: 233,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,893.75 : 565,599.83 = 155,277.75 : x
  2. Step 2: Convert to fraction form
    376,893.75/565,599.83 = 155,277.75/x
  3. Step 3: Cross multiply
    376,893.75x = 565,599.83 × 155,277.75
  4. Step 4: Simplify right side
    376,893.75x = 87,825,068,226.39
  5. Step 5: Solve for x
    x = 87,825,068,226.39/376,893.75
  6. Step 6: Final answer
    x = 233,023.41

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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.