Home / 880,889.82-1,321,531.62-281,886.93

Finding the Fourth Proportional to 880,889.82, 1,321,531.62 and 281,886.93

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Solution

The fourth proportional to 880,889.82, 1,321,531.62 and 281,886.93 is: 422,893.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,889.82 : 1,321,531.62 = 281,886.93 : x
  2. Step 2: Convert to fraction form
    880,889.82/1,321,531.62 = 281,886.93/x
  3. Step 3: Cross multiply
    880,889.82x = 1,321,531.62 × 281,886.93
  4. Step 4: Simplify right side
    880,889.82x = 372,522,491,259.73
  5. Step 5: Solve for x
    x = 372,522,491,259.73/880,889.82
  6. Step 6: Final answer
    x = 422,893.40

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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.