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Finding the Fourth Proportional to 373,009.44, 559,069.68 and 214,910.24

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Solution

The fourth proportional to 373,009.44, 559,069.68 and 214,910.24 is: 322,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,009.44 : 559,069.68 = 214,910.24 : x
  2. Step 2: Convert to fraction form
    373,009.44/559,069.68 = 214,910.24/x
  3. Step 3: Cross multiply
    373,009.44x = 559,069.68 × 214,910.24
  4. Step 4: Simplify right side
    373,009.44x = 120,149,799,105.52
  5. Step 5: Solve for x
    x = 120,149,799,105.52/373,009.44
  6. Step 6: Final answer
    x = 322,109.27

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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.