Home / 816,793.41-1,225,748.31-284,314.44

Finding the Fourth Proportional to 816,793.41, 1,225,748.31 and 284,314.44

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Solution

The fourth proportional to 816,793.41, 1,225,748.31 and 284,314.44 is: 426,665.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,793.41 : 1,225,748.31 = 284,314.44 : x
  2. Step 2: Convert to fraction form
    816,793.41/1,225,748.31 = 284,314.44/x
  3. Step 3: Cross multiply
    816,793.41x = 1,225,748.31 × 284,314.44
  4. Step 4: Simplify right side
    816,793.41x = 348,497,944,338.60
  5. Step 5: Solve for x
    x = 348,497,944,338.60/816,793.41
  6. Step 6: Final answer
    x = 426,665.96

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1.5x scale

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.