Home / 881,294.30-1,321,867.62-348,672.32

Finding the Fourth Proportional to 881,294.30, 1,321,867.62 and 348,672.32

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Solution

The fourth proportional to 881,294.30, 1,321,867.62 and 348,672.32 is: 522,979.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,294.30 : 1,321,867.62 = 348,672.32 : x
  2. Step 2: Convert to fraction form
    881,294.30/1,321,867.62 = 348,672.32/x
  3. Step 3: Cross multiply
    881,294.30x = 1,321,867.62 × 348,672.32
  4. Step 4: Simplify right side
    881,294.30x = 460,898,649,798.28
  5. Step 5: Solve for x
    x = 460,898,649,798.28/881,294.30
  6. Step 6: Final answer
    x = 522,979.27

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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.