Home / 496,399.74-738,985.21-493,447.30

Finding the Fourth Proportional to 496,399.74, 738,985.21 and 493,447.30

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Solution

The fourth proportional to 496,399.74, 738,985.21 and 493,447.30 is: 734,589.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,399.74 : 738,985.21 = 493,447.30 : x
  2. Step 2: Convert to fraction form
    496,399.74/738,985.21 = 493,447.30/x
  3. Step 3: Cross multiply
    496,399.74x = 738,985.21 × 493,447.30
  4. Step 4: Simplify right side
    496,399.74x = 364,650,256,614.43
  5. Step 5: Solve for x
    x = 364,650,256,614.43/496,399.74
  6. Step 6: Final answer
    x = 734,589.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.