Finding the Fourth Proportional to 804,220.52, 1,205,976.49 and 377,877.62
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Solution
The fourth proportional to 804,220.52, 1,205,976.49 and 377,877.62 is: 566,649.97
Step by Step Solution
- Step 1: Write the proportion equation
804,220.52 : 1,205,976.49 = 377,877.62 : x - Step 2: Convert to fraction form
804,220.52/1,205,976.49 = 377,877.62/x - Step 3: Cross multiply
804,220.52x = 1,205,976.49 × 377,877.62 - Step 4: Simplify right side
804,220.52x = 455,711,527,887.40 - Step 5: Solve for x
x = 455,711,527,887.40/804,220.52 - Step 6: Final answer
x = 566,649.97
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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.