Finding the Fourth Proportional to 360,259.05, 497,183.23 and 199,110.63
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Solution
The fourth proportional to 360,259.05, 497,183.23 and 199,110.63 is: 274,786.90
Step by Step Solution
- Step 1: Write the proportion equation
360,259.05 : 497,183.23 = 199,110.63 : x - Step 2: Convert to fraction form
360,259.05/497,183.23 = 199,110.63/x - Step 3: Cross multiply
360,259.05x = 497,183.23 × 199,110.63 - Step 4: Simplify right side
360,259.05x = 98,994,466,150.73 - Step 5: Solve for x
x = 98,994,466,150.73/360,259.05 - Step 6: Final answer
x = 274,786.90
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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.