Finding the Fourth Proportional to 268,472.08, 402,170.48 and 161,796.64
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Solution
The fourth proportional to 268,472.08, 402,170.48 and 161,796.64 is: 242,370.95
Step by Step Solution
- Step 1: Write the proportion equation
268,472.08 : 402,170.48 = 161,796.64 : x - Step 2: Convert to fraction form
268,472.08/402,170.48 = 161,796.64/x - Step 3: Cross multiply
268,472.08x = 402,170.48 × 161,796.64 - Step 4: Simplify right side
268,472.08x = 65,069,832,371.19 - Step 5: Solve for x
x = 65,069,832,371.19/268,472.08 - Step 6: Final answer
x = 242,370.95
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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.