Finding the Fourth Proportional to 297.95, 446.99 and 135.68
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Solution
The fourth proportional to 297.95, 446.99 and 135.68 is: 203.54
Step by Step Solution
- Step 1: Write the proportion equation
297.95 : 446.99 = 135.68 : x - Step 2: Convert to fraction form
297.95/446.99 = 135.68/x - Step 3: Cross multiply
297.95x = 446.99 × 135.68 - Step 4: Simplify right side
297.95x = 60,644.69 - Step 5: Solve for x
x = 60,644.69/297.95 - Step 6: Final answer
x = 203.54
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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.