Home / 994,881.46-1,372,546.65-612,243.94

Finding the Fourth Proportional to 994,881.46, 1,372,546.65 and 612,243.94

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Solution

The fourth proportional to 994,881.46, 1,372,546.65 and 612,243.94 is: 844,656.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,881.46 : 1,372,546.65 = 612,243.94 : x
  2. Step 2: Convert to fraction form
    994,881.46/1,372,546.65 = 612,243.94/x
  3. Step 3: Cross multiply
    994,881.46x = 1,372,546.65 × 612,243.94
  4. Step 4: Simplify right side
    994,881.46x = 840,333,368,829.80
  5. Step 5: Solve for x
    x = 840,333,368,829.80/994,881.46
  6. Step 6: Final answer
    x = 844,656.78

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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.