Home / 880,889.52-1,321,531.11-281,886.62

Finding the Fourth Proportional to 880,889.52, 1,321,531.11 and 281,886.62

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Solution

The fourth proportional to 880,889.52, 1,321,531.11 and 281,886.62 is: 422,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,889.52 : 1,321,531.11 = 281,886.62 : x
  2. Step 2: Convert to fraction form
    880,889.52/1,321,531.11 = 281,886.62/x
  3. Step 3: Cross multiply
    880,889.52x = 1,321,531.11 × 281,886.62
  4. Step 4: Simplify right side
    880,889.52x = 372,521,941,126.58
  5. Step 5: Solve for x
    x = 372,521,941,126.58/880,889.52
  6. Step 6: Final answer
    x = 422,892.92

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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.