Home / 395,934.04-593,912.40-143,237.80

Finding the Fourth Proportional to 395,934.04, 593,912.40 and 143,237.80

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Solution

The fourth proportional to 395,934.04, 593,912.40 and 143,237.80 is: 214,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,934.04 : 593,912.40 = 143,237.80 : x
  2. Step 2: Convert to fraction form
    395,934.04/593,912.40 = 143,237.80/x
  3. Step 3: Cross multiply
    395,934.04x = 593,912.40 × 143,237.80
  4. Step 4: Simplify right side
    395,934.04x = 85,070,705,568.72
  5. Step 5: Solve for x
    x = 85,070,705,568.72/395,934.04
  6. Step 6: Final answer
    x = 214,860.80

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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.