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Finding the Fourth Proportional to 479,029.32, 661,051.26 and 264,189.24

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Solution

The fourth proportional to 479,029.32, 661,051.26 and 264,189.24 is: 364,576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,029.32 : 661,051.26 = 264,189.24 : x
  2. Step 2: Convert to fraction form
    479,029.32/661,051.26 = 264,189.24/x
  3. Step 3: Cross multiply
    479,029.32x = 661,051.26 × 264,189.24
  4. Step 4: Simplify right side
    479,029.32x = 174,642,629,980.44
  5. Step 5: Solve for x
    x = 174,642,629,980.44/479,029.32
  6. Step 6: Final answer
    x = 364,576.08

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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.