Finding the Fourth Proportional to 299,035.26, 412,678.58 and 163,076.62
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Solution
The fourth proportional to 299,035.26, 412,678.58 and 163,076.62 is: 225,051.15
Step by Step Solution
- Step 1: Write the proportion equation
299,035.26 : 412,678.58 = 163,076.62 : x - Step 2: Convert to fraction form
299,035.26/412,678.58 = 163,076.62/x - Step 3: Cross multiply
299,035.26x = 412,678.58 × 163,076.62 - Step 4: Simplify right side
299,035.26x = 67,298,227,972.80 - Step 5: Solve for x
x = 67,298,227,972.80/299,035.26 - Step 6: Final answer
x = 225,051.15
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1.5x scale
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.