Home / 835,948.80-1,253,527.92-323,853.84

Finding the Fourth Proportional to 835,948.80, 1,253,527.92 and 323,853.84

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Solution

The fourth proportional to 835,948.80, 1,253,527.92 and 323,853.84 is: 485,627.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,948.80 : 1,253,527.92 = 323,853.84 : x
  2. Step 2: Convert to fraction form
    835,948.80/1,253,527.92 = 323,853.84/x
  3. Step 3: Cross multiply
    835,948.80x = 1,253,527.92 × 323,853.84
  4. Step 4: Simplify right side
    835,948.80x = 405,959,830,439.21
  5. Step 5: Solve for x
    x = 405,959,830,439.21/835,948.80
  6. Step 6: Final answer
    x = 485,627.63

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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.