Finding the Fourth Proportional to 371,261.44, 512,341.16 and 201,495.64
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Solution
The fourth proportional to 371,261.44, 512,341.16 and 201,495.64 is: 278,064.19
Step by Step Solution
- Step 1: Write the proportion equation
371,261.44 : 512,341.16 = 201,495.64 : x - Step 2: Convert to fraction form
371,261.44/512,341.16 = 201,495.64/x - Step 3: Cross multiply
371,261.44x = 512,341.16 × 201,495.64 - Step 4: Simplify right side
371,261.44x = 103,234,509,932.54 - Step 5: Solve for x
x = 103,234,509,932.54/371,261.44 - Step 6: Final answer
x = 278,064.19
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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.