Finding the Fourth Proportional to 952,317.55, 1,314,236.12 and 522,613.05
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Solution
The fourth proportional to 952,317.55, 1,314,236.12 and 522,613.05 is: 721,226.81
Step by Step Solution
- Step 1: Write the proportion equation
952,317.55 : 1,314,236.12 = 522,613.05 : x - Step 2: Convert to fraction form
952,317.55/1,314,236.12 = 522,613.05/x - Step 3: Cross multiply
952,317.55x = 1,314,236.12 × 522,613.05 - Step 4: Simplify right side
952,317.55x = 686,836,947,093.37 - Step 5: Solve for x
x = 686,836,947,093.37/952,317.55 - Step 6: Final answer
x = 721,226.81
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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.