Home / 835,938.84-1,253,513.04-323,843.83

Finding the Fourth Proportional to 835,938.84, 1,253,513.04 and 323,843.83

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Solution

The fourth proportional to 835,938.84, 1,253,513.04 and 323,843.83 is: 485,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,938.84 : 1,253,513.04 = 323,843.83 : x
  2. Step 2: Convert to fraction form
    835,938.84/1,253,513.04 = 323,843.83/x
  3. Step 3: Cross multiply
    835,938.84x = 1,253,513.04 × 323,843.83
  4. Step 4: Simplify right side
    835,938.84x = 405,942,463,828.54
  5. Step 5: Solve for x
    x = 405,942,463,828.54/835,938.84
  6. Step 6: Final answer
    x = 485,612.64

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1.5x scale

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.