Finding the Fourth Proportional to 952,318.31, 1,314,215.63 and 522,638.42
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Solution
The fourth proportional to 952,318.31, 1,314,215.63 and 522,638.42 is: 721,249.99
Step by Step Solution
- Step 1: Write the proportion equation
952,318.31 : 1,314,215.63 = 522,638.42 : x - Step 2: Convert to fraction form
952,318.31/1,314,215.63 = 522,638.42/x - Step 3: Cross multiply
952,318.31x = 1,314,215.63 × 522,638.42 - Step 4: Simplify right side
952,318.31x = 686,859,571,218.23 - Step 5: Solve for x
x = 686,859,571,218.23/952,318.31 - Step 6: Final answer
x = 721,249.99
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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.