Home / 494,494.23-741,799.26-157,416.78

Finding the Fourth Proportional to 494,494.23, 741,799.26 and 157,416.78

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Solution

The fourth proportional to 494,494.23, 741,799.26 and 157,416.78 is: 236,143.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,494.23 : 741,799.26 = 157,416.78 : x
  2. Step 2: Convert to fraction form
    494,494.23/741,799.26 = 157,416.78/x
  3. Step 3: Cross multiply
    494,494.23x = 741,799.26 × 157,416.78
  4. Step 4: Simplify right side
    494,494.23x = 116,771,650,915.58
  5. Step 5: Solve for x
    x = 116,771,650,915.58/494,494.23
  6. Step 6: Final answer
    x = 236,143.61

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1.5x scale

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.