Finding the Fourth Proportional to 827,670.08, 1,241,308.29 and 228,617.97
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Solution
The fourth proportional to 827,670.08, 1,241,308.29 and 228,617.97 is: 342,872.59
Step by Step Solution
- Step 1: Write the proportion equation
827,670.08 : 1,241,308.29 = 228,617.97 : x - Step 2: Convert to fraction form
827,670.08/1,241,308.29 = 228,617.97/x - Step 3: Cross multiply
827,670.08x = 1,241,308.29 × 228,617.97 - Step 4: Simplify right side
827,670.08x = 283,785,381,403.97 - Step 5: Solve for x
x = 283,785,381,403.97/827,670.08 - Step 6: Final answer
x = 342,872.59
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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.