Finding the Fourth Proportional to 627,871.60, 942,226.18 and 228,512.26
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Solution
The fourth proportional to 627,871.60, 942,226.18 and 228,512.26 is: 342,920.80
Step by Step Solution
- Step 1: Write the proportion equation
627,871.60 : 942,226.18 = 228,512.26 : x - Step 2: Convert to fraction form
627,871.60/942,226.18 = 228,512.26/x - Step 3: Cross multiply
627,871.60x = 942,226.18 × 228,512.26 - Step 4: Simplify right side
627,871.60x = 215,310,233,822.97 - Step 5: Solve for x
x = 215,310,233,822.97/627,871.60 - Step 6: Final answer
x = 342,920.80
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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.