Finding the Fourth Proportional to 376.35, 563.99 and 214.08
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Solution
The fourth proportional to 376.35, 563.99 and 214.08 is: 320.81
Step by Step Solution
- Step 1: Write the proportion equation
376.35 : 563.99 = 214.08 : x - Step 2: Convert to fraction form
376.35/563.99 = 214.08/x - Step 3: Cross multiply
376.35x = 563.99 × 214.08 - Step 4: Simplify right side
376.35x = 120,737.91 - Step 5: Solve for x
x = 120,737.91/376.35 - Step 6: Final answer
x = 320.81
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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.