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Finding the Fourth Proportional to 441,473.45, 662,216.39 and 125,930.34

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Solution

The fourth proportional to 441,473.45, 662,216.39 and 125,930.34 is: 188,897.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,473.45 : 662,216.39 = 125,930.34 : x
  2. Step 2: Convert to fraction form
    441,473.45/662,216.39 = 125,930.34/x
  3. Step 3: Cross multiply
    441,473.45x = 662,216.39 × 125,930.34
  4. Step 4: Simplify right side
    441,473.45x = 83,393,134,516.62
  5. Step 5: Solve for x
    x = 83,393,134,516.62/441,473.45
  6. Step 6: Final answer
    x = 188,897.28

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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.