Finding the Fourth Proportional to 738,118.73, 1,107,178.10 and 731,897.93
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Solution
The fourth proportional to 738,118.73, 1,107,178.10 and 731,897.93 is: 1,097,846.89
Step by Step Solution
- Step 1: Write the proportion equation
738,118.73 : 1,107,178.10 = 731,897.93 : x - Step 2: Convert to fraction form
738,118.73/1,107,178.10 = 731,897.93/x - Step 3: Cross multiply
738,118.73x = 1,107,178.10 × 731,897.93 - Step 4: Simplify right side
738,118.73x = 810,341,350,335.95 - Step 5: Solve for x
x = 810,341,350,335.95/738,118.73 - Step 6: Final answer
x = 1,097,846.89
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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.