Home / 834,160.82-1,250,399.92-328,526.42

Finding the Fourth Proportional to 834,160.82, 1,250,399.92 and 328,526.42

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Solution

The fourth proportional to 834,160.82, 1,250,399.92 and 328,526.42 is: 492,458.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,160.82 : 1,250,399.92 = 328,526.42 : x
  2. Step 2: Convert to fraction form
    834,160.82/1,250,399.92 = 328,526.42/x
  3. Step 3: Cross multiply
    834,160.82x = 1,250,399.92 × 328,526.42
  4. Step 4: Simplify right side
    834,160.82x = 410,789,409,285.89
  5. Step 5: Solve for x
    x = 410,789,409,285.89/834,160.82
  6. Step 6: Final answer
    x = 492,458.29

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1.5x scale

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.