Home / 853,972.73-1,177,719.12-708,548.29

Finding the Fourth Proportional to 853,972.73, 1,177,719.12 and 708,548.29

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Solution

The fourth proportional to 853,972.73, 1,177,719.12 and 708,548.29 is: 977,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,972.73 : 1,177,719.12 = 708,548.29 : x
  2. Step 2: Convert to fraction form
    853,972.73/1,177,719.12 = 708,548.29/x
  3. Step 3: Cross multiply
    853,972.73x = 1,177,719.12 × 708,548.29
  4. Step 4: Simplify right side
    853,972.73x = 834,470,868,576.31
  5. Step 5: Solve for x
    x = 834,470,868,576.31/853,972.73
  6. Step 6: Final answer
    x = 977,163.37

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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.