Finding the Fourth Proportional to 901,557.96, 1,350,190.08 and 521,678.07
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Solution
The fourth proportional to 901,557.96, 1,350,190.08 and 521,678.07 is: 781,274.84
Step by Step Solution
- Step 1: Write the proportion equation
901,557.96 : 1,350,190.08 = 521,678.07 : x - Step 2: Convert to fraction form
901,557.96/1,350,190.08 = 521,678.07/x - Step 3: Cross multiply
901,557.96x = 1,350,190.08 × 521,678.07 - Step 4: Simplify right side
901,557.96x = 704,364,555,067.55 - Step 5: Solve for x
x = 704,364,555,067.55/901,557.96 - Step 6: Final answer
x = 781,274.84
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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.