Home / 836,031.24-1,253,651.33-323,936.07

Finding the Fourth Proportional to 836,031.24, 1,253,651.33 and 323,936.07

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Solution

The fourth proportional to 836,031.24, 1,253,651.33 and 323,936.07 is: 485,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,031.24 : 1,253,651.33 = 323,936.07 : x
  2. Step 2: Convert to fraction form
    836,031.24/1,253,651.33 = 323,936.07/x
  3. Step 3: Cross multiply
    836,031.24x = 1,253,651.33 × 323,936.07
  4. Step 4: Simplify right side
    836,031.24x = 406,102,883,370.79
  5. Step 5: Solve for x
    x = 406,102,883,370.79/836,031.24
  6. Step 6: Final answer
    x = 485,750.85

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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.