Home / 395,891.04-593,847.90-143,194.80

Finding the Fourth Proportional to 395,891.04, 593,847.90 and 143,194.80

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Solution

The fourth proportional to 395,891.04, 593,847.90 and 143,194.80 is: 214,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,891.04 : 593,847.90 = 143,194.80 : x
  2. Step 2: Convert to fraction form
    395,891.04/593,847.90 = 143,194.80/x
  3. Step 3: Cross multiply
    395,891.04x = 593,847.90 × 143,194.80
  4. Step 4: Simplify right side
    395,891.04x = 85,035,931,270.92
  5. Step 5: Solve for x
    x = 85,035,931,270.92/395,891.04
  6. Step 6: Final answer
    x = 214,796.30

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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.