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Finding the Fourth Proportional to 802,694.60, 1,203,614.22 and 270,038.60

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Solution

The fourth proportional to 802,694.60, 1,203,614.22 and 270,038.60 is: 404,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,694.60 : 1,203,614.22 = 270,038.60 : x
  2. Step 2: Convert to fraction form
    802,694.60/1,203,614.22 = 270,038.60/x
  3. Step 3: Cross multiply
    802,694.60x = 1,203,614.22 × 270,038.60
  4. Step 4: Simplify right side
    802,694.60x = 325,022,298,908.89
  5. Step 5: Solve for x
    x = 325,022,298,908.89/802,694.60
  6. Step 6: Final answer
    x = 404,914.02

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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.