Home / 862,153.88-1,294,375.34-736,600.64

Finding the Fourth Proportional to 862,153.88, 1,294,375.34 and 736,600.64

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Solution

The fourth proportional to 862,153.88, 1,294,375.34 and 736,600.64 is: 1,105,878.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,153.88 : 1,294,375.34 = 736,600.64 : x
  2. Step 2: Convert to fraction form
    862,153.88/1,294,375.34 = 736,600.64/x
  3. Step 3: Cross multiply
    862,153.88x = 1,294,375.34 × 736,600.64
  4. Step 4: Simplify right side
    862,153.88x = 953,437,699,213.84
  5. Step 5: Solve for x
    x = 953,437,699,213.84/862,153.88
  6. Step 6: Final answer
    x = 1,105,878.81

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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.