Finding the Fourth Proportional to 373,797.18, 515,755.35 and 360,992.70
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Solution
The fourth proportional to 373,797.18, 515,755.35 and 360,992.70 is: 498,088.07
Step by Step Solution
- Step 1: Write the proportion equation
373,797.18 : 515,755.35 = 360,992.70 : x - Step 2: Convert to fraction form
373,797.18/515,755.35 = 360,992.70/x - Step 3: Cross multiply
373,797.18x = 515,755.35 × 360,992.70 - Step 4: Simplify right side
373,797.18x = 186,183,916,335.95 - Step 5: Solve for x
x = 186,183,916,335.95/373,797.18 - Step 6: Final answer
x = 498,088.07
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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.