Home / 803,440.32-1,204,406.40-270,588.48

Finding the Fourth Proportional to 803,440.32, 1,204,406.40 and 270,588.48

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Solution

The fourth proportional to 803,440.32, 1,204,406.40 and 270,588.48 is: 405,628.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,440.32 : 1,204,406.40 = 270,588.48 : x
  2. Step 2: Convert to fraction form
    803,440.32/1,204,406.40 = 270,588.48/x
  3. Step 3: Cross multiply
    803,440.32x = 1,204,406.40 × 270,588.48
  4. Step 4: Simplify right side
    803,440.32x = 325,898,497,078.27
  5. Step 5: Solve for x
    x = 325,898,497,078.27/803,440.32
  6. Step 6: Final answer
    x = 405,628.76

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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.