Finding the Fourth Proportional to 383,852.13, 529,716.65 and 214,097.19
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Solution
The fourth proportional to 383,852.13, 529,716.65 and 214,097.19 is: 295,454.52
Step by Step Solution
- Step 1: Write the proportion equation
383,852.13 : 529,716.65 = 214,097.19 : x - Step 2: Convert to fraction form
383,852.13/529,716.65 = 214,097.19/x - Step 3: Cross multiply
383,852.13x = 529,716.65 × 214,097.19 - Step 4: Simplify right side
383,852.13x = 113,410,845,190.73 - Step 5: Solve for x
x = 113,410,845,190.73/383,852.13 - Step 6: Final answer
x = 295,454.52
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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.