Home / 836,848.94-1,255,202.30-331,272.46

Finding the Fourth Proportional to 836,848.94, 1,255,202.30 and 331,272.46

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Solution

The fourth proportional to 836,848.94, 1,255,202.30 and 331,272.46 is: 496,880.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,848.94 : 1,255,202.30 = 331,272.46 : x
  2. Step 2: Convert to fraction form
    836,848.94/1,255,202.30 = 331,272.46/x
  3. Step 3: Cross multiply
    836,848.94x = 1,255,202.30 × 331,272.46
  4. Step 4: Simplify right side
    836,848.94x = 415,813,953,718.66
  5. Step 5: Solve for x
    x = 415,813,953,718.66/836,848.94
  6. Step 6: Final answer
    x = 496,880.54

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Double scale
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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.