Home / 836,732.86-1,254,363.17-331,648.36

Finding the Fourth Proportional to 836,732.86, 1,254,363.17 and 331,648.36

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Solution

The fourth proportional to 836,732.86, 1,254,363.17 and 331,648.36 is: 497,180.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,732.86 : 1,254,363.17 = 331,648.36 : x
  2. Step 2: Convert to fraction form
    836,732.86/1,254,363.17 = 331,648.36/x
  3. Step 3: Cross multiply
    836,732.86x = 1,254,363.17 × 331,648.36
  4. Step 4: Simplify right side
    836,732.86x = 416,007,488,174.90
  5. Step 5: Solve for x
    x = 416,007,488,174.90/836,732.86
  6. Step 6: Final answer
    x = 497,180.77

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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.