Home / 494,434-741,613.74-157,461.04

Finding the Fourth Proportional to 494,434, 741,613.74 and 157,461.04

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Solution

The fourth proportional to 494,434, 741,613.74 and 157,461.04 is: 236,179.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,434 : 741,613.74 = 157,461.04 : x
  2. Step 2: Convert to fraction form
    494,434/741,613.74 = 157,461.04/x
  3. Step 3: Cross multiply
    494,434x = 741,613.74 × 157,461.04
  4. Step 4: Simplify right side
    494,434x = 116,775,270,778.69
  5. Step 5: Solve for x
    x = 116,775,270,778.69/494,434
  6. Step 6: Final answer
    x = 236,179.69

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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.