Home / 896,192.11-1,236,729.53-488,297.30

Finding the Fourth Proportional to 896,192.11, 1,236,729.53 and 488,297.30

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Solution

The fourth proportional to 896,192.11, 1,236,729.53 and 488,297.30 is: 673,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,192.11 : 1,236,729.53 = 488,297.30 : x
  2. Step 2: Convert to fraction form
    896,192.11/1,236,729.53 = 488,297.30/x
  3. Step 3: Cross multiply
    896,192.11x = 1,236,729.53 × 488,297.30
  4. Step 4: Simplify right side
    896,192.11x = 603,891,691,613.80
  5. Step 5: Solve for x
    x = 603,891,691,613.80/896,192.11
  6. Step 6: Final answer
    x = 673,841.79

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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.