Home / 867,215.97-1,300,076.43-335,110.37

Finding the Fourth Proportional to 867,215.97, 1,300,076.43 and 335,110.37

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Solution

The fourth proportional to 867,215.97, 1,300,076.43 and 335,110.37 is: 502,376.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,215.97 : 1,300,076.43 = 335,110.37 : x
  2. Step 2: Convert to fraction form
    867,215.97/1,300,076.43 = 335,110.37/x
  3. Step 3: Cross multiply
    867,215.97x = 1,300,076.43 × 335,110.37
  4. Step 4: Simplify right side
    867,215.97x = 435,669,085,728.53
  5. Step 5: Solve for x
    x = 435,669,085,728.53/867,215.97
  6. Step 6: Final answer
    x = 502,376.69

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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.