Home / 1,206,845.67-1,810,266.93-308,288.10

Finding the Fourth Proportional to 1,206,845.67, 1,810,266.93 and 308,288.10

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Solution

The fourth proportional to 1,206,845.67, 1,810,266.93 and 308,288.10 is: 462,431.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,845.67 : 1,810,266.93 = 308,288.10 : x
  2. Step 2: Convert to fraction form
    1,206,845.67/1,810,266.93 = 308,288.10/x
  3. Step 3: Cross multiply
    1,206,845.67x = 1,810,266.93 × 308,288.10
  4. Step 4: Simplify right side
    1,206,845.67x = 558,083,752,342.53
  5. Step 5: Solve for x
    x = 558,083,752,342.53/1,206,845.67
  6. Step 6: Final answer
    x = 462,431.75

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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.