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Finding the Fourth Proportional to 590,149.06, 814,375.29 and 321,825.22

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Solution

The fourth proportional to 590,149.06, 814,375.29 and 321,825.22 is: 444,102.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,149.06 : 814,375.29 = 321,825.22 : x
  2. Step 2: Convert to fraction form
    590,149.06/814,375.29 = 321,825.22/x
  3. Step 3: Cross multiply
    590,149.06x = 814,375.29 × 321,825.22
  4. Step 4: Simplify right side
    590,149.06x = 262,086,506,866.81
  5. Step 5: Solve for x
    x = 262,086,506,866.81/590,149.06
  6. Step 6: Final answer
    x = 444,102.22

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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.