Finding the Fourth Proportional to 702,194.49, 970,020.41 and 558,771.03
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Solution
The fourth proportional to 702,194.49, 970,020.41 and 558,771.03 is: 771,893.42
Step by Step Solution
- Step 1: Write the proportion equation
702,194.49 : 970,020.41 = 558,771.03 : x - Step 2: Convert to fraction form
702,194.49/970,020.41 = 558,771.03/x - Step 3: Cross multiply
702,194.49x = 970,020.41 × 558,771.03 - Step 4: Simplify right side
702,194.49x = 542,019,303,616.72 - Step 5: Solve for x
x = 542,019,303,616.72/702,194.49 - Step 6: Final answer
x = 771,893.42
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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.