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Finding the Fourth Proportional to 475,910.52, 656,756.48 and 274,706.52

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Solution

The fourth proportional to 475,910.52, 656,756.48 and 274,706.52 is: 379,094.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,910.52 : 656,756.48 = 274,706.52 : x
  2. Step 2: Convert to fraction form
    475,910.52/656,756.48 = 274,706.52/x
  3. Step 3: Cross multiply
    475,910.52x = 656,756.48 × 274,706.52
  4. Step 4: Simplify right side
    475,910.52x = 180,415,287,108.25
  5. Step 5: Solve for x
    x = 180,415,287,108.25/475,910.52
  6. Step 6: Final answer
    x = 379,094.98

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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.