Finding the Fourth Proportional to 451.99, 623.74 and 244.99
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Solution
The fourth proportional to 451.99, 623.74 and 244.99 is: 338.08
Step by Step Solution
- Step 1: Write the proportion equation
451.99 : 623.74 = 244.99 : x - Step 2: Convert to fraction form
451.99/623.74 = 244.99/x - Step 3: Cross multiply
451.99x = 623.74 × 244.99 - Step 4: Simplify right side
451.99x = 152,805.72 - Step 5: Solve for x
x = 152,805.72/451.99 - Step 6: Final answer
x = 338.08
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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.