Home / 494,422.10-741,657.45-258,226.10

Finding the Fourth Proportional to 494,422.10, 741,657.45 and 258,226.10

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Solution

The fourth proportional to 494,422.10, 741,657.45 and 258,226.10 is: 387,351.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,422.10 : 741,657.45 = 258,226.10 : x
  2. Step 2: Convert to fraction form
    494,422.10/741,657.45 = 258,226.10/x
  3. Step 3: Cross multiply
    494,422.10x = 741,657.45 × 258,226.10
  4. Step 4: Simplify right side
    494,422.10x = 191,515,310,849.45
  5. Step 5: Solve for x
    x = 191,515,310,849.45/494,422.10
  6. Step 6: Final answer
    x = 387,351.84

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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.