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Finding the Fourth Proportional to 432,968.28, 597,109.22 and 271,838.28

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Solution

The fourth proportional to 432,968.28, 597,109.22 and 271,838.28 is: 374,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,968.28 : 597,109.22 = 271,838.28 : x
  2. Step 2: Convert to fraction form
    432,968.28/597,109.22 = 271,838.28/x
  3. Step 3: Cross multiply
    432,968.28x = 597,109.22 × 271,838.28
  4. Step 4: Simplify right side
    432,968.28x = 162,317,143,336.94
  5. Step 5: Solve for x
    x = 162,317,143,336.94/432,968.28
  6. Step 6: Final answer
    x = 374,893.85

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1.5x scale

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.