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Finding the Fourth Proportional to 341,532.28, 471,321.96 and 188,569.96

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Solution

The fourth proportional to 341,532.28, 471,321.96 and 188,569.96 is: 260,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,532.28 : 471,321.96 = 188,569.96 : x
  2. Step 2: Convert to fraction form
    341,532.28/471,321.96 = 188,569.96/x
  3. Step 3: Cross multiply
    341,532.28x = 471,321.96 × 188,569.96
  4. Step 4: Simplify right side
    341,532.28x = 88,877,163,144.32
  5. Step 5: Solve for x
    x = 88,877,163,144.32/341,532.28
  6. Step 6: Final answer
    x = 260,230.64

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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.