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Finding the Fourth Proportional to 342,230.04, 471,783.42 and 234,629.64

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Solution

The fourth proportional to 342,230.04, 471,783.42 and 234,629.64 is: 323,450.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,230.04 : 471,783.42 = 234,629.64 : x
  2. Step 2: Convert to fraction form
    342,230.04/471,783.42 = 234,629.64/x
  3. Step 3: Cross multiply
    342,230.04x = 471,783.42 × 234,629.64
  4. Step 4: Simplify right side
    342,230.04x = 110,694,373,992.57
  5. Step 5: Solve for x
    x = 110,694,373,992.57/342,230.04
  6. Step 6: Final answer
    x = 323,450.20

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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.