Home / 1,206,624.92-1,809,935.76-308,066.80

Finding the Fourth Proportional to 1,206,624.92, 1,809,935.76 and 308,066.80

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Solution

The fourth proportional to 1,206,624.92, 1,809,935.76 and 308,066.80 is: 462,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,624.92 : 1,809,935.76 = 308,066.80 : x
  2. Step 2: Convert to fraction form
    1,206,624.92/1,809,935.76 = 308,066.80/x
  3. Step 3: Cross multiply
    1,206,624.92x = 1,809,935.76 × 308,066.80
  4. Step 4: Simplify right side
    1,206,624.92x = 557,581,117,788.77
  5. Step 5: Solve for x
    x = 557,581,117,788.77/1,206,624.92
  6. Step 6: Final answer
    x = 462,099.79

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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.