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Finding the Fourth Proportional to 590,287.80, 814,593.38 and 335,639

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Solution

The fourth proportional to 590,287.80, 814,593.38 and 335,639 is: 463,179.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,287.80 : 814,593.38 = 335,639 : x
  2. Step 2: Convert to fraction form
    590,287.80/814,593.38 = 335,639/x
  3. Step 3: Cross multiply
    590,287.80x = 814,593.38 × 335,639
  4. Step 4: Simplify right side
    590,287.80x = 273,409,307,469.82
  5. Step 5: Solve for x
    x = 273,409,307,469.82/590,287.80
  6. Step 6: Final answer
    x = 463,179.67

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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.