Home / 395,563.24-593,279.28-142,795.30

Finding the Fourth Proportional to 395,563.24, 593,279.28 and 142,795.30

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Solution

The fourth proportional to 395,563.24, 593,279.28 and 142,795.30 is: 214,169.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,563.24 : 593,279.28 = 142,795.30 : x
  2. Step 2: Convert to fraction form
    395,563.24/593,279.28 = 142,795.30/x
  3. Step 3: Cross multiply
    395,563.24x = 593,279.28 × 142,795.30
  4. Step 4: Simplify right side
    395,563.24x = 84,717,492,771.38
  5. Step 5: Solve for x
    x = 84,717,492,771.38/395,563.24
  6. Step 6: Final answer
    x = 214,169.28

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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.