Home / 892,126.96-1,231,102.20-484,220.12

Finding the Fourth Proportional to 892,126.96, 1,231,102.20 and 484,220.12

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Solution

The fourth proportional to 892,126.96, 1,231,102.20 and 484,220.12 is: 668,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,126.96 : 1,231,102.20 = 484,220.12 : x
  2. Step 2: Convert to fraction form
    892,126.96/1,231,102.20 = 484,220.12/x
  3. Step 3: Cross multiply
    892,126.96x = 1,231,102.20 × 484,220.12
  4. Step 4: Simplify right side
    892,126.96x = 596,124,455,016.26
  5. Step 5: Solve for x
    x = 596,124,455,016.26/892,126.96
  6. Step 6: Final answer
    x = 668,205.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.