Finding the Fourth Proportional to 789,733.28, 1,184,274.12 and 303,341.96
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Solution
The fourth proportional to 789,733.28, 1,184,274.12 and 303,341.96 is: 454,887.80
Step by Step Solution
- Step 1: Write the proportion equation
789,733.28 : 1,184,274.12 = 303,341.96 : x - Step 2: Convert to fraction form
789,733.28/1,184,274.12 = 303,341.96/x - Step 3: Cross multiply
789,733.28x = 1,184,274.12 × 303,341.96 - Step 4: Simplify right side
789,733.28x = 359,240,032,738.08 - Step 5: Solve for x
x = 359,240,032,738.08/789,733.28 - Step 6: Final answer
x = 454,887.80
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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.