Home / 931,251.94-1,395,614.81-425,185.61

Finding the Fourth Proportional to 931,251.94, 1,395,614.81 and 425,185.61

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Solution

The fourth proportional to 931,251.94, 1,395,614.81 and 425,185.61 is: 637,201.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,251.94 : 1,395,614.81 = 425,185.61 : x
  2. Step 2: Convert to fraction form
    931,251.94/1,395,614.81 = 425,185.61/x
  3. Step 3: Cross multiply
    931,251.94x = 1,395,614.81 × 425,185.61
  4. Step 4: Simplify right side
    931,251.94x = 593,395,328,399.77
  5. Step 5: Solve for x
    x = 593,395,328,399.77/931,251.94
  6. Step 6: Final answer
    x = 637,201.71

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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.