Home / 725,266.58-1,087,899.66-226,630.58

Finding the Fourth Proportional to 725,266.58, 1,087,899.66 and 226,630.58

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Solution

The fourth proportional to 725,266.58, 1,087,899.66 and 226,630.58 is: 339,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,266.58 : 1,087,899.66 = 226,630.58 : x
  2. Step 2: Convert to fraction form
    725,266.58/1,087,899.66 = 226,630.58/x
  3. Step 3: Cross multiply
    725,266.58x = 1,087,899.66 × 226,630.58
  4. Step 4: Simplify right side
    725,266.58x = 246,551,325,488.11
  5. Step 5: Solve for x
    x = 246,551,325,488.11/725,266.58
  6. Step 6: Final answer
    x = 339,945.80

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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.