Home / 1,206,456.52-1,809,683.74-307,898.19

Finding the Fourth Proportional to 1,206,456.52, 1,809,683.74 and 307,898.19

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Solution

The fourth proportional to 1,206,456.52, 1,809,683.74 and 307,898.19 is: 461,847.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,456.52 : 1,809,683.74 = 307,898.19 : x
  2. Step 2: Convert to fraction form
    1,206,456.52/1,809,683.74 = 307,898.19/x
  3. Step 3: Cross multiply
    1,206,456.52x = 1,809,683.74 × 307,898.19
  4. Step 4: Simplify right side
    1,206,456.52x = 557,198,348,018.43
  5. Step 5: Solve for x
    x = 557,198,348,018.43/1,206,456.52
  6. Step 6: Final answer
    x = 461,847.02

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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.