Finding the Fourth Proportional to 349.96, 482.91 and 202.58
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Solution
The fourth proportional to 349.96, 482.91 and 202.58 is: 279.53
Step by Step Solution
- Step 1: Write the proportion equation
349.96 : 482.91 = 202.58 : x - Step 2: Convert to fraction form
349.96/482.91 = 202.58/x - Step 3: Cross multiply
349.96x = 482.91 × 202.58 - Step 4: Simplify right side
349.96x = 97,825.49 - Step 5: Solve for x
x = 97,825.49/349.96 - Step 6: Final answer
x = 279.53
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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.