Finding the Fourth Proportional to 279,116.97, 385,039.41 and 182,377.38
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Solution
The fourth proportional to 279,116.97, 385,039.41 and 182,377.38 is: 251,587.99
Step by Step Solution
- Step 1: Write the proportion equation
279,116.97 : 385,039.41 = 182,377.38 : x - Step 2: Convert to fraction form
279,116.97/385,039.41 = 182,377.38/x - Step 3: Cross multiply
279,116.97x = 385,039.41 × 182,377.38 - Step 4: Simplify right side
279,116.97x = 70,222,478,792.55 - Step 5: Solve for x
x = 70,222,478,792.55/279,116.97 - Step 6: Final answer
x = 251,587.99
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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.