Home / 1,206,940.46-1,810,410.42-308,383.88

Finding the Fourth Proportional to 1,206,940.46, 1,810,410.42 and 308,383.88

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Solution

The fourth proportional to 1,206,940.46, 1,810,410.42 and 308,383.88 is: 462,575.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,940.46 : 1,810,410.42 = 308,383.88 : x
  2. Step 2: Convert to fraction form
    1,206,940.46/1,810,410.42 = 308,383.88/x
  3. Step 3: Cross multiply
    1,206,940.46x = 1,810,410.42 × 308,383.88
  4. Step 4: Simplify right side
    1,206,940.46x = 558,301,389,712.03
  5. Step 5: Solve for x
    x = 558,301,389,712.03/1,206,940.46
  6. Step 6: Final answer
    x = 462,575.75

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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.