Finding the Fourth Proportional to 483.26, 724.95 and 194.63
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Solution
The fourth proportional to 483.26, 724.95 and 194.63 is: 291.96
Step by Step Solution
- Step 1: Write the proportion equation
483.26 : 724.95 = 194.63 : x - Step 2: Convert to fraction form
483.26/724.95 = 194.63/x - Step 3: Cross multiply
483.26x = 724.95 × 194.63 - Step 4: Simplify right side
483.26x = 141,093.39 - Step 5: Solve for x
x = 141,093.39/483.26 - Step 6: Final answer
x = 291.96
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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.