Home / 823,072.60-1,237,233.30-775,833.40

Finding the Fourth Proportional to 823,072.60, 1,237,233.30 and 775,833.40

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Solution

The fourth proportional to 823,072.60, 1,237,233.30 and 775,833.40 is: 1,166,223.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,072.60 : 1,237,233.30 = 775,833.40 : x
  2. Step 2: Convert to fraction form
    823,072.60/1,237,233.30 = 775,833.40/x
  3. Step 3: Cross multiply
    823,072.60x = 1,237,233.30 × 775,833.40
  4. Step 4: Simplify right side
    823,072.60x = 959,886,917,732.22
  5. Step 5: Solve for x
    x = 959,886,917,732.22/823,072.60
  6. Step 6: Final answer
    x = 1,166,223.88

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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.