Home / 427,154.46-589,475.88-236,174.64

Finding the Fourth Proportional to 427,154.46, 589,475.88 and 236,174.64

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Solution

The fourth proportional to 427,154.46, 589,475.88 and 236,174.64 is: 325,922.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,154.46 : 589,475.88 = 236,174.64 : x
  2. Step 2: Convert to fraction form
    427,154.46/589,475.88 = 236,174.64/x
  3. Step 3: Cross multiply
    427,154.46x = 589,475.88 × 236,174.64
  4. Step 4: Simplify right side
    427,154.46x = 139,219,253,747.68
  5. Step 5: Solve for x
    x = 139,219,253,747.68/427,154.46
  6. Step 6: Final answer
    x = 325,922.51

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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.