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Finding the Fourth Proportional to 465,195.62, 697,933.51 and 145,334.57

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Solution

The fourth proportional to 465,195.62, 697,933.51 and 145,334.57 is: 218,045.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,195.62 : 697,933.51 = 145,334.57 : x
  2. Step 2: Convert to fraction form
    465,195.62/697,933.51 = 145,334.57/x
  3. Step 3: Cross multiply
    465,195.62x = 697,933.51 × 145,334.57
  4. Step 4: Simplify right side
    465,195.62x = 101,433,862,711.44
  5. Step 5: Solve for x
    x = 101,433,862,711.44/465,195.62
  6. Step 6: Final answer
    x = 218,045.61

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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.