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Finding the Fourth Proportional to 452,059.96, 678,067.66 and 167,805.85

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Solution

The fourth proportional to 452,059.96, 678,067.66 and 167,805.85 is: 251,700.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,059.96 : 678,067.66 = 167,805.85 : x
  2. Step 2: Convert to fraction form
    452,059.96/678,067.66 = 167,805.85/x
  3. Step 3: Cross multiply
    452,059.96x = 678,067.66 × 167,805.85
  4. Step 4: Simplify right side
    452,059.96x = 113,783,720,043.81
  5. Step 5: Solve for x
    x = 113,783,720,043.81/452,059.96
  6. Step 6: Final answer
    x = 251,700.50

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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.