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Finding the Fourth Proportional to 995,437, 1,373,737.62 and 565,735.24

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Solution

The fourth proportional to 995,437, 1,373,737.62 and 565,735.24 is: 780,734.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,437 : 1,373,737.62 = 565,735.24 : x
  2. Step 2: Convert to fraction form
    995,437/1,373,737.62 = 565,735.24/x
  3. Step 3: Cross multiply
    995,437x = 1,373,737.62 × 565,735.24
  4. Step 4: Simplify right side
    995,437x = 777,171,782,147.73
  5. Step 5: Solve for x
    x = 777,171,782,147.73/995,437
  6. Step 6: Final answer
    x = 780,734.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.