Home / 494,116.22-741,186.62-139,127.84

Finding the Fourth Proportional to 494,116.22, 741,186.62 and 139,127.84

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Solution

The fourth proportional to 494,116.22, 741,186.62 and 139,127.84 is: 208,695.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,116.22 : 741,186.62 = 139,127.84 : x
  2. Step 2: Convert to fraction form
    494,116.22/741,186.62 = 139,127.84/x
  3. Step 3: Cross multiply
    494,116.22x = 741,186.62 × 139,127.84
  4. Step 4: Simplify right side
    494,116.22x = 103,119,690,119.39
  5. Step 5: Solve for x
    x = 103,119,690,119.39/494,116.22
  6. Step 6: Final answer
    x = 208,695.22

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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.