Home / 711,044.88-1,066,462.44-261,661.36

Finding the Fourth Proportional to 711,044.88, 1,066,462.44 and 261,661.36

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Solution

The fourth proportional to 711,044.88, 1,066,462.44 and 261,661.36 is: 392,453.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,044.88 : 1,066,462.44 = 261,661.36 : x
  2. Step 2: Convert to fraction form
    711,044.88/1,066,462.44 = 261,661.36/x
  3. Step 3: Cross multiply
    711,044.88x = 1,066,462.44 × 261,661.36
  4. Step 4: Simplify right side
    711,044.88x = 279,052,012,439.32
  5. Step 5: Solve for x
    x = 279,052,012,439.32/711,044.88
  6. Step 6: Final answer
    x = 392,453.44

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Similar ratio
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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.