Home / 802,815.71-1,203,923.52-322,881.51

Finding the Fourth Proportional to 802,815.71, 1,203,923.52 and 322,881.51

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Solution

The fourth proportional to 802,815.71, 1,203,923.52 and 322,881.51 is: 484,201.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,815.71 : 1,203,923.52 = 322,881.51 : x
  2. Step 2: Convert to fraction form
    802,815.71/1,203,923.52 = 322,881.51/x
  3. Step 3: Cross multiply
    802,815.71x = 1,203,923.52 × 322,881.51
  4. Step 4: Simplify right side
    802,815.71x = 388,724,644,062.12
  5. Step 5: Solve for x
    x = 388,724,644,062.12/802,815.71
  6. Step 6: Final answer
    x = 484,201.59

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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.