Finding the Fourth Proportional to 227,603.07, 314,240.18 and 203,688.63
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Solution
The fourth proportional to 227,603.07, 314,240.18 and 203,688.63 is: 281,222.70
Step by Step Solution
- Step 1: Write the proportion equation
227,603.07 : 314,240.18 = 203,688.63 : x - Step 2: Convert to fraction form
227,603.07/314,240.18 = 203,688.63/x - Step 3: Cross multiply
227,603.07x = 314,240.18 × 203,688.63 - Step 4: Simplify right side
227,603.07x = 64,007,150,736.71 - Step 5: Solve for x
x = 64,007,150,736.71/227,603.07 - Step 6: Final answer
x = 281,222.70
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1.5x scale
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.