Home / 361,878.04-499,399.70-200,727.84

Finding the Fourth Proportional to 361,878.04, 499,399.70 and 200,727.84

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Solution

The fourth proportional to 361,878.04, 499,399.70 and 200,727.84 is: 277,008.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,878.04 : 499,399.70 = 200,727.84 : x
  2. Step 2: Convert to fraction form
    361,878.04/499,399.70 = 200,727.84/x
  3. Step 3: Cross multiply
    361,878.04x = 499,399.70 × 200,727.84
  4. Step 4: Simplify right side
    361,878.04x = 100,243,423,077.65
  5. Step 5: Solve for x
    x = 100,243,423,077.65/361,878.04
  6. Step 6: Final answer
    x = 277,008.86

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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.