Finding the Fourth Proportional to 373.62, 515.56 and 207.84
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Solution
The fourth proportional to 373.62, 515.56 and 207.84 is: 286.80
Step by Step Solution
- Step 1: Write the proportion equation
373.62 : 515.56 = 207.84 : x - Step 2: Convert to fraction form
373.62/515.56 = 207.84/x - Step 3: Cross multiply
373.62x = 515.56 × 207.84 - Step 4: Simplify right side
373.62x = 107,153.99 - Step 5: Solve for x
x = 107,153.99/373.62 - Step 6: Final answer
x = 286.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.