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Finding the Fourth Proportional to 479,564.42, 661,798.96 and 264,704.56

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Solution

The fourth proportional to 479,564.42, 661,798.96 and 264,704.56 is: 365,292.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,564.42 : 661,798.96 = 264,704.56 : x
  2. Step 2: Convert to fraction form
    479,564.42/661,798.96 = 264,704.56/x
  3. Step 3: Cross multiply
    479,564.42x = 661,798.96 × 264,704.56
  4. Step 4: Simplify right side
    479,564.42x = 175,181,200,199.00
  5. Step 5: Solve for x
    x = 175,181,200,199.00/479,564.42
  6. Step 6: Final answer
    x = 365,292.33

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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.