Finding the Fourth Proportional to 200,792.18, 299,547.93 and 186,474.62
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Solution
The fourth proportional to 200,792.18, 299,547.93 and 186,474.62 is: 278,188.56
Step by Step Solution
- Step 1: Write the proportion equation
200,792.18 : 299,547.93 = 186,474.62 : x - Step 2: Convert to fraction form
200,792.18/299,547.93 = 186,474.62/x - Step 3: Cross multiply
200,792.18x = 299,547.93 × 186,474.62 - Step 4: Simplify right side
200,792.18x = 55,858,086,418.54 - Step 5: Solve for x
x = 55,858,086,418.54/200,792.18 - Step 6: Final answer
x = 278,188.56
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.