Home / 1,206,973.89-1,810,455.71-308,414.21

Finding the Fourth Proportional to 1,206,973.89, 1,810,455.71 and 308,414.21

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Solution

The fourth proportional to 1,206,973.89, 1,810,455.71 and 308,414.21 is: 462,620.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,973.89 : 1,810,455.71 = 308,414.21 : x
  2. Step 2: Convert to fraction form
    1,206,973.89/1,810,455.71 = 308,414.21/x
  3. Step 3: Cross multiply
    1,206,973.89x = 1,810,455.71 × 308,414.21
  4. Step 4: Simplify right side
    1,206,973.89x = 558,370,256,945.29
  5. Step 5: Solve for x
    x = 558,370,256,945.29/1,206,973.89
  6. Step 6: Final answer
    x = 462,620.00

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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.