Finding the Fourth Proportional to 336.98, 465.08 and 212.68
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Solution
The fourth proportional to 336.98, 465.08 and 212.68 is: 293.53
Step by Step Solution
- Step 1: Write the proportion equation
336.98 : 465.08 = 212.68 : x - Step 2: Convert to fraction form
336.98/465.08 = 212.68/x - Step 3: Cross multiply
336.98x = 465.08 × 212.68 - Step 4: Simplify right side
336.98x = 98,913.21 - Step 5: Solve for x
x = 98,913.21/336.98 - Step 6: Final answer
x = 293.53
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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.