Home / 809,093.91-1,213,430.71-240,341.33

Finding the Fourth Proportional to 809,093.91, 1,213,430.71 and 240,341.33

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Solution

The fourth proportional to 809,093.91, 1,213,430.71 and 240,341.33 is: 360,449.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,093.91 : 1,213,430.71 = 240,341.33 : x
  2. Step 2: Convert to fraction form
    809,093.91/1,213,430.71 = 240,341.33/x
  3. Step 3: Cross multiply
    809,093.91x = 1,213,430.71 × 240,341.33
  4. Step 4: Simplify right side
    809,093.91x = 291,637,543,435.38
  5. Step 5: Solve for x
    x = 291,637,543,435.38/809,093.91
  6. Step 6: Final answer
    x = 360,449.56

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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.