Home / 320,027.38-441,307.02-274,854.94

Finding the Fourth Proportional to 320,027.38, 441,307.02 and 274,854.94

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Solution

The fourth proportional to 320,027.38, 441,307.02 and 274,854.94 is: 379,015.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,027.38 : 441,307.02 = 274,854.94 : x
  2. Step 2: Convert to fraction form
    320,027.38/441,307.02 = 274,854.94/x
  3. Step 3: Cross multiply
    320,027.38x = 441,307.02 × 274,854.94
  4. Step 4: Simplify right side
    320,027.38x = 121,295,414,503.68
  5. Step 5: Solve for x
    x = 121,295,414,503.68/320,027.38
  6. Step 6: Final answer
    x = 379,015.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.