Home / 1,004,055.70-1,505,072.67-442,991.38

Finding the Fourth Proportional to 1,004,055.70, 1,505,072.67 and 442,991.38

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Solution

The fourth proportional to 1,004,055.70, 1,505,072.67 and 442,991.38 is: 664,041.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,055.70 : 1,505,072.67 = 442,991.38 : x
  2. Step 2: Convert to fraction form
    1,004,055.70/1,505,072.67 = 442,991.38/x
  3. Step 3: Cross multiply
    1,004,055.70x = 1,505,072.67 × 442,991.38
  4. Step 4: Simplify right side
    1,004,055.70x = 666,734,219,083.59
  5. Step 5: Solve for x
    x = 666,734,219,083.59/1,004,055.70
  6. Step 6: Final answer
    x = 664,041.07

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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.