Home / 730,872.81-1,096,427.43-225,315.50

Finding the Fourth Proportional to 730,872.81, 1,096,427.43 and 225,315.50

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Solution

The fourth proportional to 730,872.81, 1,096,427.43 and 225,315.50 is: 338,009.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,872.81 : 1,096,427.43 = 225,315.50 : x
  2. Step 2: Convert to fraction form
    730,872.81/1,096,427.43 = 225,315.50/x
  3. Step 3: Cross multiply
    730,872.81x = 1,096,427.43 × 225,315.50
  4. Step 4: Simplify right side
    730,872.81x = 247,042,089,122.03
  5. Step 5: Solve for x
    x = 247,042,089,122.03/730,872.81
  6. Step 6: Final answer
    x = 338,009.69

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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.