Home / 494,669.10-741,757.95-157,665.90

Finding the Fourth Proportional to 494,669.10, 741,757.95 and 157,665.90

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Solution

The fourth proportional to 494,669.10, 741,757.95 and 157,665.90 is: 236,420.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,669.10 : 741,757.95 = 157,665.90 : x
  2. Step 2: Convert to fraction form
    494,669.10/741,757.95 = 157,665.90/x
  3. Step 3: Cross multiply
    494,669.10x = 741,757.95 × 157,665.90
  4. Step 4: Simplify right side
    494,669.10x = 116,949,934,768.91
  5. Step 5: Solve for x
    x = 116,949,934,768.91/494,669.10
  6. Step 6: Final answer
    x = 236,420.54

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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.