Home / 994,431.62-1,372,313.13-541,721.54

Finding the Fourth Proportional to 994,431.62, 1,372,313.13 and 541,721.54

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Solution

The fourth proportional to 994,431.62, 1,372,313.13 and 541,721.54 is: 747,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,431.62 : 1,372,313.13 = 541,721.54 : x
  2. Step 2: Convert to fraction form
    994,431.62/1,372,313.13 = 541,721.54/x
  3. Step 3: Cross multiply
    994,431.62x = 1,372,313.13 × 541,721.54
  4. Step 4: Simplify right side
    994,431.62x = 743,411,582,145.82
  5. Step 5: Solve for x
    x = 743,411,582,145.82/994,431.62
  6. Step 6: Final answer
    x = 747,574.36

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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.