Home / 1,206,452.02-1,809,676.50-307,893.78

Finding the Fourth Proportional to 1,206,452.02, 1,809,676.50 and 307,893.78

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Solution

The fourth proportional to 1,206,452.02, 1,809,676.50 and 307,893.78 is: 461,840.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,452.02 : 1,809,676.50 = 307,893.78 : x
  2. Step 2: Convert to fraction form
    1,206,452.02/1,809,676.50 = 307,893.78/x
  3. Step 3: Cross multiply
    1,206,452.02x = 1,809,676.50 × 307,893.78
  4. Step 4: Simplify right side
    1,206,452.02x = 557,188,138,162.17
  5. Step 5: Solve for x
    x = 557,188,138,162.17/1,206,452.02
  6. Step 6: Final answer
    x = 461,840.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.