Finding the Fourth Proportional to 466.99, 644.40 and 451.26
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Solution
The fourth proportional to 466.99, 644.40 and 451.26 is: 622.70
Step by Step Solution
- Step 1: Write the proportion equation
466.99 : 644.40 = 451.26 : x - Step 2: Convert to fraction form
466.99/644.40 = 451.26/x - Step 3: Cross multiply
466.99x = 644.40 × 451.26 - Step 4: Simplify right side
466.99x = 290,791.94 - Step 5: Solve for x
x = 290,791.94/466.99 - Step 6: Final answer
x = 622.70
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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.