Home / 1,206,624.66-1,809,935.40-308,066.55

Finding the Fourth Proportional to 1,206,624.66, 1,809,935.40 and 308,066.55

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Solution

The fourth proportional to 1,206,624.66, 1,809,935.40 and 308,066.55 is: 462,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,624.66 : 1,809,935.40 = 308,066.55 : x
  2. Step 2: Convert to fraction form
    1,206,624.66/1,809,935.40 = 308,066.55/x
  3. Step 3: Cross multiply
    1,206,624.66x = 1,809,935.40 × 308,066.55
  4. Step 4: Simplify right side
    1,206,624.66x = 557,580,554,400.87
  5. Step 5: Solve for x
    x = 557,580,554,400.87/1,206,624.66
  6. Step 6: Final answer
    x = 462,099.42

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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.