Home / 427,176.66-589,458.68-236,159.22

Finding the Fourth Proportional to 427,176.66, 589,458.68 and 236,159.22

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Solution

The fourth proportional to 427,176.66, 589,458.68 and 236,159.22 is: 325,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,176.66 : 589,458.68 = 236,159.22 : x
  2. Step 2: Convert to fraction form
    427,176.66/589,458.68 = 236,159.22/x
  3. Step 3: Cross multiply
    427,176.66x = 589,458.68 × 236,159.22
  4. Step 4: Simplify right side
    427,176.66x = 139,206,102,091.03
  5. Step 5: Solve for x
    x = 139,206,102,091.03/427,176.66
  6. Step 6: Final answer
    x = 325,874.78

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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.