Home / 366,016.41-505,030.85-229,971.54

Finding the Fourth Proportional to 366,016.41, 505,030.85 and 229,971.54

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Solution

The fourth proportional to 366,016.41, 505,030.85 and 229,971.54 is: 317,315.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,016.41 : 505,030.85 = 229,971.54 : x
  2. Step 2: Convert to fraction form
    366,016.41/505,030.85 = 229,971.54/x
  3. Step 3: Cross multiply
    366,016.41x = 505,030.85 × 229,971.54
  4. Step 4: Simplify right side
    366,016.41x = 116,142,721,172.15
  5. Step 5: Solve for x
    x = 116,142,721,172.15/366,016.41
  6. Step 6: Final answer
    x = 317,315.61

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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.