Home / 725,994.94-1,089,044.25-193,513.18

Finding the Fourth Proportional to 725,994.94, 1,089,044.25 and 193,513.18

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Solution

The fourth proportional to 725,994.94, 1,089,044.25 and 193,513.18 is: 290,283.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,994.94 : 1,089,044.25 = 193,513.18 : x
  2. Step 2: Convert to fraction form
    725,994.94/1,089,044.25 = 193,513.18/x
  3. Step 3: Cross multiply
    725,994.94x = 1,089,044.25 × 193,513.18
  4. Step 4: Simplify right side
    725,994.94x = 210,744,415,978.22
  5. Step 5: Solve for x
    x = 210,744,415,978.22/725,994.94
  6. Step 6: Final answer
    x = 290,283.59

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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.