Home / 426,949.52-589,139.28-235,936.92

Finding the Fourth Proportional to 426,949.52, 589,139.28 and 235,936.92

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Solution

The fourth proportional to 426,949.52, 589,139.28 and 235,936.92 is: 325,564.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,949.52 : 589,139.28 = 235,936.92 : x
  2. Step 2: Convert to fraction form
    426,949.52/589,139.28 = 235,936.92/x
  3. Step 3: Cross multiply
    426,949.52x = 589,139.28 × 235,936.92
  4. Step 4: Simplify right side
    426,949.52x = 138,999,707,174.22
  5. Step 5: Solve for x
    x = 138,999,707,174.22/426,949.52
  6. Step 6: Final answer
    x = 325,564.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.