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Finding the Fourth Proportional to 341,026.32, 470,606 and 188,064.42

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Solution

The fourth proportional to 341,026.32, 470,606 and 188,064.42 is: 259,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,026.32 : 470,606 = 188,064.42 : x
  2. Step 2: Convert to fraction form
    341,026.32/470,606 = 188,064.42/x
  3. Step 3: Cross multiply
    341,026.32x = 470,606 × 188,064.42
  4. Step 4: Simplify right side
    341,026.32x = 88,504,244,438.52
  5. Step 5: Solve for x
    x = 88,504,244,438.52/341,026.32
  6. Step 6: Final answer
    x = 259,523.21

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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.