Finding the Fourth Proportional to 747,059.88, 1,030,991.36 and 424,799.97
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Solution
The fourth proportional to 747,059.88, 1,030,991.36 and 424,799.97 is: 586,251.66
Step by Step Solution
- Step 1: Write the proportion equation
747,059.88 : 1,030,991.36 = 424,799.97 : x - Step 2: Convert to fraction form
747,059.88/1,030,991.36 = 424,799.97/x - Step 3: Cross multiply
747,059.88x = 1,030,991.36 × 424,799.97 - Step 4: Simplify right side
747,059.88x = 437,965,096,674.26 - Step 5: Solve for x
x = 437,965,096,674.26/747,059.88 - Step 6: Final answer
x = 586,251.66
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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.