Home / 803,309.28-1,204,921.47-263,494.44

Finding the Fourth Proportional to 803,309.28, 1,204,921.47 and 263,494.44

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Solution

The fourth proportional to 803,309.28, 1,204,921.47 and 263,494.44 is: 395,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,309.28 : 1,204,921.47 = 263,494.44 : x
  2. Step 2: Convert to fraction form
    803,309.28/1,204,921.47 = 263,494.44/x
  3. Step 3: Cross multiply
    803,309.28x = 1,204,921.47 × 263,494.44
  4. Step 4: Simplify right side
    803,309.28x = 317,490,107,981.63
  5. Step 5: Solve for x
    x = 317,490,107,981.63/803,309.28
  6. Step 6: Final answer
    x = 395,227.74

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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.