Home / 725,906.61-1,001,827.64-415,833.90

Finding the Fourth Proportional to 725,906.61, 1,001,827.64 and 415,833.90

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Solution

The fourth proportional to 725,906.61, 1,001,827.64 and 415,833.90 is: 573,894.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,906.61 : 1,001,827.64 = 415,833.90 : x
  2. Step 2: Convert to fraction form
    725,906.61/1,001,827.64 = 415,833.90/x
  3. Step 3: Cross multiply
    725,906.61x = 1,001,827.64 × 415,833.90
  4. Step 4: Simplify right side
    725,906.61x = 416,593,897,587.01
  5. Step 5: Solve for x
    x = 416,593,897,587.01/725,906.61
  6. Step 6: Final answer
    x = 573,894.62

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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.