Finding the Fourth Proportional to 322.53, 444.96 and 239.84
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Solution
The fourth proportional to 322.53, 444.96 and 239.84 is: 330.88
Step by Step Solution
- Step 1: Write the proportion equation
322.53 : 444.96 = 239.84 : x - Step 2: Convert to fraction form
322.53/444.96 = 239.84/x - Step 3: Cross multiply
322.53x = 444.96 × 239.84 - Step 4: Simplify right side
322.53x = 106,719.21 - Step 5: Solve for x
x = 106,719.21/322.53 - Step 6: Final answer
x = 330.88
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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.