Home / 324,045.72-447,172.60-176,864.96

Finding the Fourth Proportional to 324,045.72, 447,172.60 and 176,864.96

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Solution

The fourth proportional to 324,045.72, 447,172.60 and 176,864.96 is: 244,067.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,045.72 : 447,172.60 = 176,864.96 : x
  2. Step 2: Convert to fraction form
    324,045.72/447,172.60 = 176,864.96/x
  3. Step 3: Cross multiply
    324,045.72x = 447,172.60 × 176,864.96
  4. Step 4: Simplify right side
    324,045.72x = 79,089,164,012.10
  5. Step 5: Solve for x
    x = 79,089,164,012.10/324,045.72
  6. Step 6: Final answer
    x = 244,067.92

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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.