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Finding the Fourth Proportional to 435,025.26, 652,775.72 and 168,796.26

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Solution

The fourth proportional to 435,025.26, 652,775.72 and 168,796.26 is: 253,286.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,025.26 : 652,775.72 = 168,796.26 : x
  2. Step 2: Convert to fraction form
    435,025.26/652,775.72 = 168,796.26/x
  3. Step 3: Cross multiply
    435,025.26x = 652,775.72 × 168,796.26
  4. Step 4: Simplify right side
    435,025.26x = 110,186,099,310.83
  5. Step 5: Solve for x
    x = 110,186,099,310.83/435,025.26
  6. Step 6: Final answer
    x = 253,286.67

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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.