Home / 1,171,890.80-1,758,004.65-362,338.36

Finding the Fourth Proportional to 1,171,890.80, 1,758,004.65 and 362,338.36

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Solution

The fourth proportional to 1,171,890.80, 1,758,004.65 and 362,338.36 is: 543,559.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,890.80 : 1,758,004.65 = 362,338.36 : x
  2. Step 2: Convert to fraction form
    1,171,890.80/1,758,004.65 = 362,338.36/x
  3. Step 3: Cross multiply
    1,171,890.80x = 1,758,004.65 × 362,338.36
  4. Step 4: Simplify right side
    1,171,890.80x = 636,992,517,358.36
  5. Step 5: Solve for x
    x = 636,992,517,358.36/1,171,890.80
  6. Step 6: Final answer
    x = 543,559.62

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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.