Finding the Fourth Proportional to 301,647.62, 416,277.14 and 165,684.75
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Solution
The fourth proportional to 301,647.62, 416,277.14 and 165,684.75 is: 228,646.84
Step by Step Solution
- Step 1: Write the proportion equation
301,647.62 : 416,277.14 = 165,684.75 : x - Step 2: Convert to fraction form
301,647.62/416,277.14 = 165,684.75/x - Step 3: Cross multiply
301,647.62x = 416,277.14 × 165,684.75 - Step 4: Simplify right side
301,647.62x = 68,970,773,043.19 - Step 5: Solve for x
x = 68,970,773,043.19/301,647.62 - Step 6: Final answer
x = 228,646.84
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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.