Home / 592,361.46-817,456.44-320,429.04

Finding the Fourth Proportional to 592,361.46, 817,456.44 and 320,429.04

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Solution

The fourth proportional to 592,361.46, 817,456.44 and 320,429.04 is: 442,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,361.46 : 817,456.44 = 320,429.04 : x
  2. Step 2: Convert to fraction form
    592,361.46/817,456.44 = 320,429.04/x
  3. Step 3: Cross multiply
    592,361.46x = 817,456.44 × 320,429.04
  4. Step 4: Simplify right side
    592,361.46x = 261,936,782,311.02
  5. Step 5: Solve for x
    x = 261,936,782,311.02/592,361.46
  6. Step 6: Final answer
    x = 442,190.79

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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.