Home / 855,759.26-1,180,991.32-473,828.06

Finding the Fourth Proportional to 855,759.26, 1,180,991.32 and 473,828.06

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Solution

The fourth proportional to 855,759.26, 1,180,991.32 and 473,828.06 is: 653,906.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,759.26 : 1,180,991.32 = 473,828.06 : x
  2. Step 2: Convert to fraction form
    855,759.26/1,180,991.32 = 473,828.06/x
  3. Step 3: Cross multiply
    855,759.26x = 1,180,991.32 × 473,828.06
  4. Step 4: Simplify right side
    855,759.26x = 559,586,818,942.91
  5. Step 5: Solve for x
    x = 559,586,818,942.91/855,759.26
  6. Step 6: Final answer
    x = 653,906.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.