Home / 697,508.36-1,046,272.26-198,872.36

Finding the Fourth Proportional to 697,508.36, 1,046,272.26 and 198,872.36

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Solution

The fourth proportional to 697,508.36, 1,046,272.26 and 198,872.36 is: 298,311.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,508.36 : 1,046,272.26 = 198,872.36 : x
  2. Step 2: Convert to fraction form
    697,508.36/1,046,272.26 = 198,872.36/x
  3. Step 3: Cross multiply
    697,508.36x = 1,046,272.26 × 198,872.36
  4. Step 4: Simplify right side
    697,508.36x = 208,074,633,548.73
  5. Step 5: Solve for x
    x = 208,074,633,548.73/697,508.36
  6. Step 6: Final answer
    x = 298,311.31

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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.