Finding the Fourth Proportional to 360,236.79, 497,083.68 and 199,069.94
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Solution
The fourth proportional to 360,236.79, 497,083.68 and 199,069.94 is: 274,692.70
Step by Step Solution
- Step 1: Write the proportion equation
360,236.79 : 497,083.68 = 199,069.94 : x - Step 2: Convert to fraction form
360,236.79/497,083.68 = 199,069.94/x - Step 3: Cross multiply
360,236.79x = 497,083.68 × 199,069.94 - Step 4: Simplify right side
360,236.79x = 98,954,415,867.16 - Step 5: Solve for x
x = 98,954,415,867.16/360,236.79 - Step 6: Final answer
x = 274,692.70
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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.