Finding the Fourth Proportional to 849,114.88, 1,171,778.52 and 467,133.46
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Solution
The fourth proportional to 849,114.88, 1,171,778.52 and 467,133.46 is: 644,644.17
Step by Step Solution
- Step 1: Write the proportion equation
849,114.88 : 1,171,778.52 = 467,133.46 : x - Step 2: Convert to fraction form
849,114.88/1,171,778.52 = 467,133.46/x - Step 3: Cross multiply
849,114.88x = 1,171,778.52 × 467,133.46 - Step 4: Simplify right side
849,114.88x = 547,376,954,401.28 - Step 5: Solve for x
x = 547,376,954,401.28/849,114.88 - Step 6: Final answer
x = 644,644.17
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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.