Home / 803,286.31-1,204,088.83-270,623.32

Finding the Fourth Proportional to 803,286.31, 1,204,088.83 and 270,623.32

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Solution

The fourth proportional to 803,286.31, 1,204,088.83 and 270,623.32 is: 405,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,286.31 : 1,204,088.83 = 270,623.32 : x
  2. Step 2: Convert to fraction form
    803,286.31/1,204,088.83 = 270,623.32/x
  3. Step 3: Cross multiply
    803,286.31x = 1,204,088.83 × 270,623.32
  4. Step 4: Simplify right side
    803,286.31x = 325,854,516,749.52
  5. Step 5: Solve for x
    x = 325,854,516,749.52/803,286.31
  6. Step 6: Final answer
    x = 405,651.77

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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.