Home / 366,910.49-550,420.38-130,233.35

Finding the Fourth Proportional to 366,910.49, 550,420.38 and 130,233.35

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Solution

The fourth proportional to 366,910.49, 550,420.38 and 130,233.35 is: 195,369.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,910.49 : 550,420.38 = 130,233.35 : x
  2. Step 2: Convert to fraction form
    366,910.49/550,420.38 = 130,233.35/x
  3. Step 3: Cross multiply
    366,910.49x = 550,420.38 × 130,233.35
  4. Step 4: Simplify right side
    366,910.49x = 71,683,089,995.67
  5. Step 5: Solve for x
    x = 71,683,089,995.67/366,910.49
  6. Step 6: Final answer
    x = 195,369.42

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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.