Home / 803,356.66-1,204,976.43-329,913.46

Finding the Fourth Proportional to 803,356.66, 1,204,976.43 and 329,913.46

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Solution

The fourth proportional to 803,356.66, 1,204,976.43 and 329,913.46 is: 494,846.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,356.66 : 1,204,976.43 = 329,913.46 : x
  2. Step 2: Convert to fraction form
    803,356.66/1,204,976.43 = 329,913.46/x
  3. Step 3: Cross multiply
    803,356.66x = 1,204,976.43 × 329,913.46
  4. Step 4: Simplify right side
    803,356.66x = 397,537,943,239.75
  5. Step 5: Solve for x
    x = 397,537,943,239.75/803,356.66
  6. Step 6: Final answer
    x = 494,846.14

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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.