Finding the Fourth Proportional to 373,583.95, 515,622.61 and 228,414.53
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Solution
The fourth proportional to 373,583.95, 515,622.61 and 228,414.53 is: 315,258.99
Step by Step Solution
- Step 1: Write the proportion equation
373,583.95 : 515,622.61 = 228,414.53 : x - Step 2: Convert to fraction form
373,583.95/515,622.61 = 228,414.53/x - Step 3: Cross multiply
373,583.95x = 515,622.61 × 228,414.53 - Step 4: Simplify right side
373,583.95x = 117,775,697,695.10 - Step 5: Solve for x
x = 117,775,697,695.10/373,583.95 - Step 6: Final answer
x = 315,258.99
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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.