Home / 725,933.91-1,001,811.93-403,657.59

Finding the Fourth Proportional to 725,933.91, 1,001,811.93 and 403,657.59

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Solution

The fourth proportional to 725,933.91, 1,001,811.93 and 403,657.59 is: 557,060.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,933.91 : 1,001,811.93 = 403,657.59 : x
  2. Step 2: Convert to fraction form
    725,933.91/1,001,811.93 = 403,657.59/x
  3. Step 3: Cross multiply
    725,933.91x = 1,001,811.93 × 403,657.59
  4. Step 4: Simplify right side
    725,933.91x = 404,388,989,297.05
  5. Step 5: Solve for x
    x = 404,388,989,297.05/725,933.91
  6. Step 6: Final answer
    x = 557,060.34

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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.