Finding the Fourth Proportional to 601,865.70, 902,803.41 and 489,415.02
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Solution
The fourth proportional to 601,865.70, 902,803.41 and 489,415.02 is: 734,126.48
Step by Step Solution
- Step 1: Write the proportion equation
601,865.70 : 902,803.41 = 489,415.02 : x - Step 2: Convert to fraction form
601,865.70/902,803.41 = 489,415.02/x - Step 3: Cross multiply
601,865.70x = 902,803.41 × 489,415.02 - Step 4: Simplify right side
601,865.70x = 441,845,548,961.22 - Step 5: Solve for x
x = 441,845,548,961.22/601,865.70 - Step 6: Final answer
x = 734,126.48
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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.