Home / 648,099.36-894,376.89-361,619.37

Finding the Fourth Proportional to 648,099.36, 894,376.89 and 361,619.37

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Solution

The fourth proportional to 648,099.36, 894,376.89 and 361,619.37 is: 499,034.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,099.36 : 894,376.89 = 361,619.37 : x
  2. Step 2: Convert to fraction form
    648,099.36/894,376.89 = 361,619.37/x
  3. Step 3: Cross multiply
    648,099.36x = 894,376.89 × 361,619.37
  4. Step 4: Simplify right side
    648,099.36x = 323,424,007,504.36
  5. Step 5: Solve for x
    x = 323,424,007,504.36/648,099.36
  6. Step 6: Final answer
    x = 499,034.60

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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.