Home / 885,089.25-1,327,638.74-220,241.25

Finding the Fourth Proportional to 885,089.25, 1,327,638.74 and 220,241.25

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Solution

The fourth proportional to 885,089.25, 1,327,638.74 and 220,241.25 is: 330,363.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,089.25 : 1,327,638.74 = 220,241.25 : x
  2. Step 2: Convert to fraction form
    885,089.25/1,327,638.74 = 220,241.25/x
  3. Step 3: Cross multiply
    885,089.25x = 1,327,638.74 × 220,241.25
  4. Step 4: Simplify right side
    885,089.25x = 292,400,814,544.82
  5. Step 5: Solve for x
    x = 292,400,814,544.82/885,089.25
  6. Step 6: Final answer
    x = 330,363.08

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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.