Home / 816,002.44-1,224,211.29-479,327.83

Finding the Fourth Proportional to 816,002.44, 1,224,211.29 and 479,327.83

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Solution

The fourth proportional to 816,002.44, 1,224,211.29 and 479,327.83 is: 719,113.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,002.44 : 1,224,211.29 = 479,327.83 : x
  2. Step 2: Convert to fraction form
    816,002.44/1,224,211.29 = 479,327.83/x
  3. Step 3: Cross multiply
    816,002.44x = 1,224,211.29 × 479,327.83
  4. Step 4: Simplify right side
    816,002.44x = 586,798,541,097.20
  5. Step 5: Solve for x
    x = 586,798,541,097.20/816,002.44
  6. Step 6: Final answer
    x = 719,113.71

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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.