Home / 980,604.36-1,470,866.58-270,614.25

Finding the Fourth Proportional to 980,604.36, 1,470,866.58 and 270,614.25

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Solution

The fourth proportional to 980,604.36, 1,470,866.58 and 270,614.25 is: 405,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,604.36 : 1,470,866.58 = 270,614.25 : x
  2. Step 2: Convert to fraction form
    980,604.36/1,470,866.58 = 270,614.25/x
  3. Step 3: Cross multiply
    980,604.36x = 1,470,866.58 × 270,614.25
  4. Step 4: Simplify right side
    980,604.36x = 398,037,456,396.77
  5. Step 5: Solve for x
    x = 398,037,456,396.77/980,604.36
  6. Step 6: Final answer
    x = 405,910.35

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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.