Home / 966,231.67-1,442,840.82-789,090.07

Finding the Fourth Proportional to 966,231.67, 1,442,840.82 and 789,090.07

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Solution

The fourth proportional to 966,231.67, 1,442,840.82 and 789,090.07 is: 1,178,321.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,231.67 : 1,442,840.82 = 789,090.07 : x
  2. Step 2: Convert to fraction form
    966,231.67/1,442,840.82 = 789,090.07/x
  3. Step 3: Cross multiply
    966,231.67x = 1,442,840.82 × 789,090.07
  4. Step 4: Simplify right side
    966,231.67x = 1,138,531,363,652.66
  5. Step 5: Solve for x
    x = 1,138,531,363,652.66/966,231.67
  6. Step 6: Final answer
    x = 1,178,321.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.