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Finding the Fourth Proportional to 475,846.16, 656,607.18 and 271,910.30

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Solution

The fourth proportional to 475,846.16, 656,607.18 and 271,910.30 is: 375,201.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,846.16 : 656,607.18 = 271,910.30 : x
  2. Step 2: Convert to fraction form
    475,846.16/656,607.18 = 271,910.30/x
  3. Step 3: Cross multiply
    475,846.16x = 656,607.18 × 271,910.30
  4. Step 4: Simplify right side
    475,846.16x = 178,538,255,295.95
  5. Step 5: Solve for x
    x = 178,538,255,295.95/475,846.16
  6. Step 6: Final answer
    x = 375,201.63

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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.