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Finding the Fourth Proportional to 435,813.54, 652,314.14 and 225,161.70

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Solution

The fourth proportional to 435,813.54, 652,314.14 and 225,161.70 is: 337,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,813.54 : 652,314.14 = 225,161.70 : x
  2. Step 2: Convert to fraction form
    435,813.54/652,314.14 = 225,161.70/x
  3. Step 3: Cross multiply
    435,813.54x = 652,314.14 × 225,161.70
  4. Step 4: Simplify right side
    435,813.54x = 146,876,160,696.44
  5. Step 5: Solve for x
    x = 146,876,160,696.44/435,813.54
  6. Step 6: Final answer
    x = 337,016.06

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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.