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Finding the Fourth Proportional to 435,596.32, 653,295.96 and 165,628.13

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Solution

The fourth proportional to 435,596.32, 653,295.96 and 165,628.13 is: 248,404.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,596.32 : 653,295.96 = 165,628.13 : x
  2. Step 2: Convert to fraction form
    435,596.32/653,295.96 = 165,628.13/x
  3. Step 3: Cross multiply
    435,596.32x = 653,295.96 × 165,628.13
  4. Step 4: Simplify right side
    435,596.32x = 108,204,188,191.36
  5. Step 5: Solve for x
    x = 108,204,188,191.36/435,596.32
  6. Step 6: Final answer
    x = 248,404.73

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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.