Finding the Fourth Proportional to 371.08, 556.44 and 368.62
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Solution
The fourth proportional to 371.08, 556.44 and 368.62 is: 552.75
Step by Step Solution
- Step 1: Write the proportion equation
371.08 : 556.44 = 368.62 : x - Step 2: Convert to fraction form
371.08/556.44 = 368.62/x - Step 3: Cross multiply
371.08x = 556.44 × 368.62 - Step 4: Simplify right side
371.08x = 205,114.91 - Step 5: Solve for x
x = 205,114.91/371.08 - Step 6: Final answer
x = 552.75
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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.