Finding the Fourth Proportional to 798,901.52, 1,102,478.18 and 436,325.54
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Solution
The fourth proportional to 798,901.52, 1,102,478.18 and 436,325.54 is: 602,126.01
Step by Step Solution
- Step 1: Write the proportion equation
798,901.52 : 1,102,478.18 = 436,325.54 : x - Step 2: Convert to fraction form
798,901.52/1,102,478.18 = 436,325.54/x - Step 3: Cross multiply
798,901.52x = 1,102,478.18 × 436,325.54 - Step 4: Simplify right side
798,901.52x = 481,039,379,532.70 - Step 5: Solve for x
x = 481,039,379,532.70/798,901.52 - Step 6: Final answer
x = 602,126.01
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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.