Finding the Fourth Proportional to 867,626.37, 1,197,316.05 and 499,968.44
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Solution
The fourth proportional to 867,626.37, 1,197,316.05 and 499,968.44 is: 689,951.63
Step by Step Solution
- Step 1: Write the proportion equation
867,626.37 : 1,197,316.05 = 499,968.44 : x - Step 2: Convert to fraction form
867,626.37/1,197,316.05 = 499,968.44/x - Step 3: Cross multiply
867,626.37x = 1,197,316.05 × 499,968.44 - Step 4: Simplify right side
867,626.37x = 598,620,231,718.88 - Step 5: Solve for x
x = 598,620,231,718.88/867,626.37 - Step 6: Final answer
x = 689,951.63
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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.