Finding the Fourth Proportional to 446.55, 669.93 and 157.99
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Solution
The fourth proportional to 446.55, 669.93 and 157.99 is: 237.02
Step by Step Solution
- Step 1: Write the proportion equation
446.55 : 669.93 = 157.99 : x - Step 2: Convert to fraction form
446.55/669.93 = 157.99/x - Step 3: Cross multiply
446.55x = 669.93 × 157.99 - Step 4: Simplify right side
446.55x = 105,844.22 - Step 5: Solve for x
x = 105,844.22/446.55 - Step 6: Final answer
x = 237.02
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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.