Finding the Fourth Proportional to 349.95, 482.92 and 202.63
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Solution
The fourth proportional to 349.95, 482.92 and 202.63 is: 279.62
Step by Step Solution
- Step 1: Write the proportion equation
349.95 : 482.92 = 202.63 : x - Step 2: Convert to fraction form
349.95/482.92 = 202.63/x - Step 3: Cross multiply
349.95x = 482.92 × 202.63 - Step 4: Simplify right side
349.95x = 97,854.27 - Step 5: Solve for x
x = 97,854.27/349.95 - Step 6: Final answer
x = 279.62
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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.