Finding the Fourth Proportional to 376.55, 564.98 and 170.99
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Solution
The fourth proportional to 376.55, 564.98 and 170.99 is: 256.55
Step by Step Solution
- Step 1: Write the proportion equation
376.55 : 564.98 = 170.99 : x - Step 2: Convert to fraction form
376.55/564.98 = 170.99/x - Step 3: Cross multiply
376.55x = 564.98 × 170.99 - Step 4: Simplify right side
376.55x = 96,602.25 - Step 5: Solve for x
x = 96,602.25/376.55 - Step 6: Final answer
x = 256.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.