Finding the Fourth Proportional to 863,412.08, 1,295,018.49 and 232,276.28
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Solution
The fourth proportional to 863,412.08, 1,295,018.49 and 232,276.28 is: 348,387.62
Step by Step Solution
- Step 1: Write the proportion equation
863,412.08 : 1,295,018.49 = 232,276.28 : x - Step 2: Convert to fraction form
863,412.08/1,295,018.49 = 232,276.28/x - Step 3: Cross multiply
863,412.08x = 1,295,018.49 × 232,276.28 - Step 4: Simplify right side
863,412.08x = 300,802,077,388.42 - Step 5: Solve for x
x = 300,802,077,388.42/863,412.08 - Step 6: Final answer
x = 348,387.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.