Home / 843,393.09-1,163,767.73-503,789.25

Finding the Fourth Proportional to 843,393.09, 1,163,767.73 and 503,789.25

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Solution

The fourth proportional to 843,393.09, 1,163,767.73 and 503,789.25 is: 695,160.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,393.09 : 1,163,767.73 = 503,789.25 : x
  2. Step 2: Convert to fraction form
    843,393.09/1,163,767.73 = 503,789.25/x
  3. Step 3: Cross multiply
    843,393.09x = 1,163,767.73 × 503,789.25
  4. Step 4: Simplify right side
    843,393.09x = 586,293,669,351.96
  5. Step 5: Solve for x
    x = 586,293,669,351.96/843,393.09
  6. Step 6: Final answer
    x = 695,160.63

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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.