Home / 427,016.20-589,305.36-236,047.36

Finding the Fourth Proportional to 427,016.20, 589,305.36 and 236,047.36

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Solution

The fourth proportional to 427,016.20, 589,305.36 and 236,047.36 is: 325,758.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,016.20 : 589,305.36 = 236,047.36 : x
  2. Step 2: Convert to fraction form
    427,016.20/589,305.36 = 236,047.36/x
  3. Step 3: Cross multiply
    427,016.20x = 589,305.36 × 236,047.36
  4. Step 4: Simplify right side
    427,016.20x = 139,103,974,461.85
  5. Step 5: Solve for x
    x = 139,103,974,461.85/427,016.20
  6. Step 6: Final answer
    x = 325,758.07

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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.