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Finding the Fourth Proportional to 722,272.44, 996,468.30 and 467,763.96

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Solution

The fourth proportional to 722,272.44, 996,468.30 and 467,763.96 is: 645,340.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,272.44 : 996,468.30 = 467,763.96 : x
  2. Step 2: Convert to fraction form
    722,272.44/996,468.30 = 467,763.96/x
  3. Step 3: Cross multiply
    722,272.44x = 996,468.30 × 467,763.96
  4. Step 4: Simplify right side
    722,272.44x = 466,111,958,022.47
  5. Step 5: Solve for x
    x = 466,111,958,022.47/722,272.44
  6. Step 6: Final answer
    x = 645,340.92

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Double scale
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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.