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Finding the Fourth Proportional to 574,893.27, 793,177.11 and 333,129.15

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Solution

The fourth proportional to 574,893.27, 793,177.11 and 333,129.15 is: 459,616.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,893.27 : 793,177.11 = 333,129.15 : x
  2. Step 2: Convert to fraction form
    574,893.27/793,177.11 = 333,129.15/x
  3. Step 3: Cross multiply
    574,893.27x = 793,177.11 × 333,129.15
  4. Step 4: Simplify right side
    574,893.27x = 264,230,416,453.76
  5. Step 5: Solve for x
    x = 264,230,416,453.76/574,893.27
  6. Step 6: Final answer
    x = 459,616.47

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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.