Home / 341,255.52-471,083.60-220,455.68

Finding the Fourth Proportional to 341,255.52, 471,083.60 and 220,455.68

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Solution

The fourth proportional to 341,255.52, 471,083.60 and 220,455.68 is: 304,326.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,255.52 : 471,083.60 = 220,455.68 : x
  2. Step 2: Convert to fraction form
    341,255.52/471,083.60 = 220,455.68/x
  3. Step 3: Cross multiply
    341,255.52x = 471,083.60 × 220,455.68
  4. Step 4: Simplify right side
    341,255.52x = 103,853,055,374.85
  5. Step 5: Solve for x
    x = 103,853,055,374.85/341,255.52
  6. Step 6: Final answer
    x = 304,326.38

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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.