Home / 836,840.46-1,255,269.54-331,524.48

Finding the Fourth Proportional to 836,840.46, 1,255,269.54 and 331,524.48

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Solution

The fourth proportional to 836,840.46, 1,255,269.54 and 331,524.48 is: 497,290.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,840.46 : 1,255,269.54 = 331,524.48 : x
  2. Step 2: Convert to fraction form
    836,840.46/1,255,269.54 = 331,524.48/x
  3. Step 3: Cross multiply
    836,840.46x = 1,255,269.54 × 331,524.48
  4. Step 4: Simplify right side
    836,840.46x = 416,152,581,508.34
  5. Step 5: Solve for x
    x = 416,152,581,508.34/836,840.46
  6. Step 6: Final answer
    x = 497,290.23

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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.