Home / 1,206,455.77-1,809,682.62-307,897.44

Finding the Fourth Proportional to 1,206,455.77, 1,809,682.62 and 307,897.44

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Solution

The fourth proportional to 1,206,455.77, 1,809,682.62 and 307,897.44 is: 461,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,455.77 : 1,809,682.62 = 307,897.44 : x
  2. Step 2: Convert to fraction form
    1,206,455.77/1,809,682.62 = 307,897.44/x
  3. Step 3: Cross multiply
    1,206,455.77x = 1,809,682.62 × 307,897.44
  4. Step 4: Simplify right side
    1,206,455.77x = 557,196,645,910.49
  5. Step 5: Solve for x
    x = 557,196,645,910.49/1,206,455.77
  6. Step 6: Final answer
    x = 461,845.90

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1.5x scale

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.