Home / 1,055,309.72-1,582,947.83-335,641.05

Finding the Fourth Proportional to 1,055,309.72, 1,582,947.83 and 335,641.05

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Solution

The fourth proportional to 1,055,309.72, 1,582,947.83 and 335,641.05 is: 503,456.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,309.72 : 1,582,947.83 = 335,641.05 : x
  2. Step 2: Convert to fraction form
    1,055,309.72/1,582,947.83 = 335,641.05/x
  3. Step 3: Cross multiply
    1,055,309.72x = 1,582,947.83 × 335,641.05
  4. Step 4: Simplify right side
    1,055,309.72x = 531,302,270,078.22
  5. Step 5: Solve for x
    x = 531,302,270,078.22/1,055,309.72
  6. Step 6: Final answer
    x = 503,456.25

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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.