Home / 358,477.04-494,709.46-195,144.42

Finding the Fourth Proportional to 358,477.04, 494,709.46 and 195,144.42

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Solution

The fourth proportional to 358,477.04, 494,709.46 and 195,144.42 is: 269,305.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,477.04 : 494,709.46 = 195,144.42 : x
  2. Step 2: Convert to fraction form
    358,477.04/494,709.46 = 195,144.42/x
  3. Step 3: Cross multiply
    358,477.04x = 494,709.46 × 195,144.42
  4. Step 4: Simplify right side
    358,477.04x = 96,539,790,640.21
  5. Step 5: Solve for x
    x = 96,539,790,640.21/358,477.04
  6. Step 6: Final answer
    x = 269,305.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.