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Finding the Fourth Proportional to 479,734.03, 662,043.30 and 264,887.68

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Solution

The fourth proportional to 479,734.03, 662,043.30 and 264,887.68 is: 365,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,734.03 : 662,043.30 = 264,887.68 : x
  2. Step 2: Convert to fraction form
    479,734.03/662,043.30 = 264,887.68/x
  3. Step 3: Cross multiply
    479,734.03x = 662,043.30 × 264,887.68
  4. Step 4: Simplify right side
    479,734.03x = 175,367,113,796.54
  5. Step 5: Solve for x
    x = 175,367,113,796.54/479,734.03
  6. Step 6: Final answer
    x = 365,550.71

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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.