Home / 493,215.37-680,564.24-299,522.35

Finding the Fourth Proportional to 493,215.37, 680,564.24 and 299,522.35

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Solution

The fourth proportional to 493,215.37, 680,564.24 and 299,522.35 is: 413,296.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,215.37 : 680,564.24 = 299,522.35 : x
  2. Step 2: Convert to fraction form
    493,215.37/680,564.24 = 299,522.35/x
  3. Step 3: Cross multiply
    493,215.37x = 680,564.24 × 299,522.35
  4. Step 4: Simplify right side
    493,215.37x = 203,844,198,993.15
  5. Step 5: Solve for x
    x = 203,844,198,993.15/493,215.37
  6. Step 6: Final answer
    x = 413,296.53

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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.