Home / 730,727.73-1,008,363.53-404,021.82

Finding the Fourth Proportional to 730,727.73, 1,008,363.53 and 404,021.82

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Solution

The fourth proportional to 730,727.73, 1,008,363.53 and 404,021.82 is: 557,527.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,727.73 : 1,008,363.53 = 404,021.82 : x
  2. Step 2: Convert to fraction form
    730,727.73/1,008,363.53 = 404,021.82/x
  3. Step 3: Cross multiply
    730,727.73x = 1,008,363.53 × 404,021.82
  4. Step 4: Simplify right side
    730,727.73x = 407,400,873,403.64
  5. Step 5: Solve for x
    x = 407,400,873,403.64/730,727.73
  6. Step 6: Final answer
    x = 557,527.59

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1.5x scale

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.