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Finding the Fourth Proportional to 497,167.88, 686,091.67 and 270,813.38

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Solution

The fourth proportional to 497,167.88, 686,091.67 and 270,813.38 is: 373,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,167.88 : 686,091.67 = 270,813.38 : x
  2. Step 2: Convert to fraction form
    497,167.88/686,091.67 = 270,813.38/x
  3. Step 3: Cross multiply
    497,167.88x = 686,091.67 × 270,813.38
  4. Step 4: Simplify right side
    497,167.88x = 185,802,800,035.05
  5. Step 5: Solve for x
    x = 185,802,800,035.05/497,167.88
  6. Step 6: Final answer
    x = 373,722.46

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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.