Finding the Fourth Proportional to 682,243.24, 941,664.50 and 464,811.68
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Solution
The fourth proportional to 682,243.24, 941,664.50 and 464,811.68 is: 641,555.14
Step by Step Solution
- Step 1: Write the proportion equation
682,243.24 : 941,664.50 = 464,811.68 : x - Step 2: Convert to fraction form
682,243.24/941,664.50 = 464,811.68/x - Step 3: Cross multiply
682,243.24x = 941,664.50 × 464,811.68 - Step 4: Simplify right side
682,243.24x = 437,696,658,241.36 - Step 5: Solve for x
x = 437,696,658,241.36/682,243.24 - Step 6: Final answer
x = 641,555.14
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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.