Finding the Fourth Proportional to 368,442.80, 552,372.60 and 202,230.80
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Solution
The fourth proportional to 368,442.80, 552,372.60 and 202,230.80 is: 303,186.15
Step by Step Solution
- Step 1: Write the proportion equation
368,442.80 : 552,372.60 = 202,230.80 : x - Step 2: Convert to fraction form
368,442.80/552,372.60 = 202,230.80/x - Step 3: Cross multiply
368,442.80x = 552,372.60 × 202,230.80 - Step 4: Simplify right side
368,442.80x = 111,706,752,796.08 - Step 5: Solve for x
x = 111,706,752,796.08/368,442.80 - Step 6: Final answer
x = 303,186.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.