Finding the Fourth Proportional to 376.14, 519.63 and 373.26
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Solution
The fourth proportional to 376.14, 519.63 and 373.26 is: 515.65
Step by Step Solution
- Step 1: Write the proportion equation
376.14 : 519.63 = 373.26 : x - Step 2: Convert to fraction form
376.14/519.63 = 373.26/x - Step 3: Cross multiply
376.14x = 519.63 × 373.26 - Step 4: Simplify right side
376.14x = 193,957.09 - Step 5: Solve for x
x = 193,957.09/376.14 - Step 6: Final answer
x = 515.65
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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.