Finding the Fourth Proportional to 397,248.10, 595,872.15 and 366,921.70
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Solution
The fourth proportional to 397,248.10, 595,872.15 and 366,921.70 is: 550,382.55
Step by Step Solution
- Step 1: Write the proportion equation
397,248.10 : 595,872.15 = 366,921.70 : x - Step 2: Convert to fraction form
397,248.10/595,872.15 = 366,921.70/x - Step 3: Cross multiply
397,248.10x = 595,872.15 × 366,921.70 - Step 4: Simplify right side
397,248.10x = 218,638,422,260.66 - Step 5: Solve for x
x = 218,638,422,260.66/397,248.10 - Step 6: Final answer
x = 550,382.55
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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.