Home / 899,893.44-1,350,503.28-426,576.96

Finding the Fourth Proportional to 899,893.44, 1,350,503.28 and 426,576.96

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Solution

The fourth proportional to 899,893.44, 1,350,503.28 and 426,576.96 is: 640,179.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,893.44 : 1,350,503.28 = 426,576.96 : x
  2. Step 2: Convert to fraction form
    899,893.44/1,350,503.28 = 426,576.96/x
  3. Step 3: Cross multiply
    899,893.44x = 1,350,503.28 × 426,576.96
  4. Step 4: Simplify right side
    899,893.44x = 576,093,583,652.43
  5. Step 5: Solve for x
    x = 576,093,583,652.43/899,893.44
  6. Step 6: Final answer
    x = 640,179.78

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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.