Finding the Fourth Proportional to 361,597.05, 498,902.93 and 284,878.02
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Solution
The fourth proportional to 361,597.05, 498,902.93 and 284,878.02 is: 393,052.09
Step by Step Solution
- Step 1: Write the proportion equation
361,597.05 : 498,902.93 = 284,878.02 : x - Step 2: Convert to fraction form
361,597.05/498,902.93 = 284,878.02/x - Step 3: Cross multiply
361,597.05x = 498,902.93 × 284,878.02 - Step 4: Simplify right side
361,597.05x = 142,126,476,376.08 - Step 5: Solve for x
x = 142,126,476,376.08/361,597.05 - Step 6: Final answer
x = 393,052.09
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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.