Home / 739,596.70-1,108,629.60-401,923.90

Finding the Fourth Proportional to 739,596.70, 1,108,629.60 and 401,923.90

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Solution

The fourth proportional to 739,596.70, 1,108,629.60 and 401,923.90 is: 602,469.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,596.70 : 1,108,629.60 = 401,923.90 : x
  2. Step 2: Convert to fraction form
    739,596.70/1,108,629.60 = 401,923.90/x
  3. Step 3: Cross multiply
    739,596.70x = 1,108,629.60 × 401,923.90
  4. Step 4: Simplify right side
    739,596.70x = 445,584,732,487.44
  5. Step 5: Solve for x
    x = 445,584,732,487.44/739,596.70
  6. Step 6: Final answer
    x = 602,469.88

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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.