Finding the Fourth Proportional to 833,677.21, 1,150,474.85 and 451,703.99
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Solution
The fourth proportional to 833,677.21, 1,150,474.85 and 451,703.99 is: 623,351.68
Step by Step Solution
- Step 1: Write the proportion equation
833,677.21 : 1,150,474.85 = 451,703.99 : x - Step 2: Convert to fraction form
833,677.21/1,150,474.85 = 451,703.99/x - Step 3: Cross multiply
833,677.21x = 1,150,474.85 × 451,703.99 - Step 4: Simplify right side
833,677.21x = 519,674,084,145.10 - Step 5: Solve for x
x = 519,674,084,145.10/833,677.21 - Step 6: Final answer
x = 623,351.68
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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.