Finding the Fourth Proportional to 371,295.96, 512,388.84 and 201,530.04
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Solution
The fourth proportional to 371,295.96, 512,388.84 and 201,530.04 is: 278,111.68
Step by Step Solution
- Step 1: Write the proportion equation
371,295.96 : 512,388.84 = 201,530.04 : x - Step 2: Convert to fraction form
371,295.96/512,388.84 = 201,530.04/x - Step 3: Cross multiply
371,295.96x = 512,388.84 × 201,530.04 - Step 4: Simplify right side
371,295.96x = 103,261,743,420.75 - Step 5: Solve for x
x = 103,261,743,420.75/371,295.96 - Step 6: Final answer
x = 278,111.68
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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.