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Finding the Fourth Proportional to 479,228.52, 661,333.48 and 264,381.96

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Solution

The fourth proportional to 479,228.52, 661,333.48 and 264,381.96 is: 364,846.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,228.52 : 661,333.48 = 264,381.96 : x
  2. Step 2: Convert to fraction form
    479,228.52/661,333.48 = 264,381.96/x
  3. Step 3: Cross multiply
    479,228.52x = 661,333.48 × 264,381.96
  4. Step 4: Simplify right side
    479,228.52x = 174,844,641,656.02
  5. Step 5: Solve for x
    x = 174,844,641,656.02/479,228.52
  6. Step 6: Final answer
    x = 364,846.07

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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.