Finding the Fourth Proportional to 958,224.09, 1,438,333.26 and 705,789.63
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Solution
The fourth proportional to 958,224.09, 1,438,333.26 and 705,789.63 is: 1,059,418.89
Step by Step Solution
- Step 1: Write the proportion equation
958,224.09 : 1,438,333.26 = 705,789.63 : x - Step 2: Convert to fraction form
958,224.09/1,438,333.26 = 705,789.63/x - Step 3: Cross multiply
958,224.09x = 1,438,333.26 × 705,789.63 - Step 4: Simplify right side
958,224.09x = 1,015,160,699,392.09 - Step 5: Solve for x
x = 1,015,160,699,392.09/958,224.09 - Step 6: Final answer
x = 1,059,418.89
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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.