Home / 881,617.42-1,322,844.05-425,953.23

Finding the Fourth Proportional to 881,617.42, 1,322,844.05 and 425,953.23

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Solution

The fourth proportional to 881,617.42, 1,322,844.05 and 425,953.23 is: 639,131.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,617.42 : 1,322,844.05 = 425,953.23 : x
  2. Step 2: Convert to fraction form
    881,617.42/1,322,844.05 = 425,953.23/x
  3. Step 3: Cross multiply
    881,617.42x = 1,322,844.05 × 425,953.23
  4. Step 4: Simplify right side
    881,617.42x = 563,469,693,754.02
  5. Step 5: Solve for x
    x = 563,469,693,754.02/881,617.42
  6. Step 6: Final answer
    x = 639,131.76

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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.