Home / 827,456.78-1,241,160.37-228,454.50

Finding the Fourth Proportional to 827,456.78, 1,241,160.37 and 228,454.50

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Solution

The fourth proportional to 827,456.78, 1,241,160.37 and 228,454.50 is: 342,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,456.78 : 1,241,160.37 = 228,454.50 : x
  2. Step 2: Convert to fraction form
    827,456.78/1,241,160.37 = 228,454.50/x
  3. Step 3: Cross multiply
    827,456.78x = 1,241,160.37 × 228,454.50
  4. Step 4: Simplify right side
    827,456.78x = 283,548,671,748.17
  5. Step 5: Solve for x
    x = 283,548,671,748.17/827,456.78
  6. Step 6: Final answer
    x = 342,674.90

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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.