Finding the Fourth Proportional to 427,736.34, 590,269.01 and 236,745.63
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Solution
The fourth proportional to 427,736.34, 590,269.01 and 236,745.63 is: 326,705.02
Step by Step Solution
- Step 1: Write the proportion equation
427,736.34 : 590,269.01 = 236,745.63 : x - Step 2: Convert to fraction form
427,736.34/590,269.01 = 236,745.63/x - Step 3: Cross multiply
427,736.34x = 590,269.01 × 236,745.63 - Step 4: Simplify right side
427,736.34x = 139,743,607,458.20 - Step 5: Solve for x
x = 139,743,607,458.20/427,736.34 - Step 6: Final answer
x = 326,705.02
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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.