Home / 558,121.81-837,103.89-178,993.27

Finding the Fourth Proportional to 558,121.81, 837,103.89 and 178,993.27

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Solution

The fourth proportional to 558,121.81, 837,103.89 and 178,993.27 is: 268,464.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,121.81 : 837,103.89 = 178,993.27 : x
  2. Step 2: Convert to fraction form
    558,121.81/837,103.89 = 178,993.27/x
  3. Step 3: Cross multiply
    558,121.81x = 837,103.89 × 178,993.27
  4. Step 4: Simplify right side
    558,121.81x = 149,835,963,798.61
  5. Step 5: Solve for x
    x = 149,835,963,798.61/558,121.81
  6. Step 6: Final answer
    x = 268,464.63

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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.