Home / 880,886.31-1,321,526.36-281,883.43

Finding the Fourth Proportional to 880,886.31, 1,321,526.36 and 281,883.43

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Solution

The fourth proportional to 880,886.31, 1,321,526.36 and 281,883.43 is: 422,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,886.31 : 1,321,526.36 = 281,883.43 : x
  2. Step 2: Convert to fraction form
    880,886.31/1,321,526.36 = 281,883.43/x
  3. Step 3: Cross multiply
    880,886.31x = 1,321,526.36 × 281,883.43
  4. Step 4: Simplify right side
    880,886.31x = 372,516,383,192.22
  5. Step 5: Solve for x
    x = 372,516,383,192.22/880,886.31
  6. Step 6: Final answer
    x = 422,888.15

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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.