Home / 827,434.73-1,241,127.38-228,432.44

Finding the Fourth Proportional to 827,434.73, 1,241,127.38 and 228,432.44

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Solution

The fourth proportional to 827,434.73, 1,241,127.38 and 228,432.44 is: 342,641.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,434.73 : 1,241,127.38 = 228,432.44 : x
  2. Step 2: Convert to fraction form
    827,434.73/1,241,127.38 = 228,432.44/x
  3. Step 3: Cross multiply
    827,434.73x = 1,241,127.38 × 228,432.44
  4. Step 4: Simplify right side
    827,434.73x = 283,513,749,558.57
  5. Step 5: Solve for x
    x = 283,513,749,558.57/827,434.73
  6. Step 6: Final answer
    x = 342,641.83

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Double scale
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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.