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Finding the Fourth Proportional to 475,625.22, 656,348.60 and 260,757.94

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Solution

The fourth proportional to 475,625.22, 656,348.60 and 260,757.94 is: 359,838.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,625.22 : 656,348.60 = 260,757.94 : x
  2. Step 2: Convert to fraction form
    475,625.22/656,348.60 = 260,757.94/x
  3. Step 3: Cross multiply
    475,625.22x = 656,348.60 × 260,757.94
  4. Step 4: Simplify right side
    475,625.22x = 171,148,108,857.88
  5. Step 5: Solve for x
    x = 171,148,108,857.88/475,625.22
  6. Step 6: Final answer
    x = 359,838.17

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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.