Home / 834,765.82-1,251,303.49-329,682.93

Finding the Fourth Proportional to 834,765.82, 1,251,303.49 and 329,682.93

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Solution

The fourth proportional to 834,765.82, 1,251,303.49 and 329,682.93 is: 494,190.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,765.82 : 1,251,303.49 = 329,682.93 : x
  2. Step 2: Convert to fraction form
    834,765.82/1,251,303.49 = 329,682.93/x
  3. Step 3: Cross multiply
    834,765.82x = 1,251,303.49 × 329,682.93
  4. Step 4: Simplify right side
    834,765.82x = 412,533,396,622.14
  5. Step 5: Solve for x
    x = 412,533,396,622.14/834,765.82
  6. Step 6: Final answer
    x = 494,190.57

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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.