Home / 902,717.84-1,245,309.72-759,425.60

Finding the Fourth Proportional to 902,717.84, 1,245,309.72 and 759,425.60

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Solution

The fourth proportional to 902,717.84, 1,245,309.72 and 759,425.60 is: 1,047,636.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,717.84 : 1,245,309.72 = 759,425.60 : x
  2. Step 2: Convert to fraction form
    902,717.84/1,245,309.72 = 759,425.60/x
  3. Step 3: Cross multiply
    902,717.84x = 1,245,309.72 × 759,425.60
  4. Step 4: Simplify right side
    902,717.84x = 945,720,081,296.83
  5. Step 5: Solve for x
    x = 945,720,081,296.83/902,717.84
  6. Step 6: Final answer
    x = 1,047,636.41

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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.