Finding the Fourth Proportional to 377,546.60, 521,026.12 and 214,209.98
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Solution
The fourth proportional to 377,546.60, 521,026.12 and 214,209.98 is: 295,616.47
Step by Step Solution
- Step 1: Write the proportion equation
377,546.60 : 521,026.12 = 214,209.98 : x - Step 2: Convert to fraction form
377,546.60/521,026.12 = 214,209.98/x - Step 3: Cross multiply
377,546.60x = 521,026.12 × 214,209.98 - Step 4: Simplify right side
377,546.60x = 111,608,994,744.68 - Step 5: Solve for x
x = 111,608,994,744.68/377,546.60 - Step 6: Final answer
x = 295,616.47
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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.