Finding the Fourth Proportional to 268,646.97, 370,381.44 and 194,993.19
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Solution
The fourth proportional to 268,646.97, 370,381.44 and 194,993.19 is: 268,835.56
Step by Step Solution
- Step 1: Write the proportion equation
268,646.97 : 370,381.44 = 194,993.19 : x - Step 2: Convert to fraction form
268,646.97/370,381.44 = 194,993.19/x - Step 3: Cross multiply
268,646.97x = 370,381.44 × 194,993.19 - Step 4: Simplify right side
268,646.97x = 72,221,858,502.39 - Step 5: Solve for x
x = 72,221,858,502.39/268,646.97 - Step 6: Final answer
x = 268,835.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.