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Finding the Fourth Proportional to 452,251.85, 678,383.93 and 167,832.50

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Solution

The fourth proportional to 452,251.85, 678,383.93 and 167,832.50 is: 251,751.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,251.85 : 678,383.93 = 167,832.50 : x
  2. Step 2: Convert to fraction form
    452,251.85/678,383.93 = 167,832.50/x
  3. Step 3: Cross multiply
    452,251.85x = 678,383.93 × 167,832.50
  4. Step 4: Simplify right side
    452,251.85x = 113,854,866,700.64
  5. Step 5: Solve for x
    x = 113,854,866,700.64/452,251.85
  6. Step 6: Final answer
    x = 251,751.03

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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.