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Finding the Fourth Proportional to 475,500.96, 713,244.24 and 115,675.20

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Solution

The fourth proportional to 475,500.96, 713,244.24 and 115,675.20 is: 173,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,500.96 : 713,244.24 = 115,675.20 : x
  2. Step 2: Convert to fraction form
    475,500.96/713,244.24 = 115,675.20/x
  3. Step 3: Cross multiply
    475,500.96x = 713,244.24 × 115,675.20
  4. Step 4: Simplify right side
    475,500.96x = 82,504,670,110.85
  5. Step 5: Solve for x
    x = 82,504,670,110.85/475,500.96
  6. Step 6: Final answer
    x = 173,511.05

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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.