Finding the Fourth Proportional to 403.22, 604.93 and 114.66
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Solution
The fourth proportional to 403.22, 604.93 and 114.66 is: 172.02
Step by Step Solution
- Step 1: Write the proportion equation
403.22 : 604.93 = 114.66 : x - Step 2: Convert to fraction form
403.22/604.93 = 114.66/x - Step 3: Cross multiply
403.22x = 604.93 × 114.66 - Step 4: Simplify right side
403.22x = 69,360.99 - Step 5: Solve for x
x = 69,360.99/403.22 - Step 6: Final answer
x = 172.02
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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.