Home / 892,079.46-1,231,070.79-484,181.16

Finding the Fourth Proportional to 892,079.46, 1,231,070.79 and 484,181.16

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Solution

The fourth proportional to 892,079.46, 1,231,070.79 and 484,181.16 is: 668,170.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,079.46 : 1,231,070.79 = 484,181.16 : x
  2. Step 2: Convert to fraction form
    892,079.46/1,231,070.79 = 484,181.16/x
  3. Step 3: Cross multiply
    892,079.46x = 1,231,070.79 × 484,181.16
  4. Step 4: Simplify right side
    892,079.46x = 596,061,283,144.32
  5. Step 5: Solve for x
    x = 596,061,283,144.32/892,079.46
  6. Step 6: Final answer
    x = 668,170.62

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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.