Home / 836,861.04-1,255,300.32-331,545

Finding the Fourth Proportional to 836,861.04, 1,255,300.32 and 331,545

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Solution

The fourth proportional to 836,861.04, 1,255,300.32 and 331,545 is: 497,320.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,861.04 : 1,255,300.32 = 331,545 : x
  2. Step 2: Convert to fraction form
    836,861.04/1,255,300.32 = 331,545/x
  3. Step 3: Cross multiply
    836,861.04x = 1,255,300.32 × 331,545
  4. Step 4: Simplify right side
    836,861.04x = 416,188,544,594.40
  5. Step 5: Solve for x
    x = 416,188,544,594.40/836,861.04
  6. Step 6: Final answer
    x = 497,320.97

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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.