Finding the Fourth Proportional to 776,188.24, 1,164,430.36 and 270,893.54
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Solution
The fourth proportional to 776,188.24, 1,164,430.36 and 270,893.54 is: 406,391.96
Step by Step Solution
- Step 1: Write the proportion equation
776,188.24 : 1,164,430.36 = 270,893.54 : x - Step 2: Convert to fraction form
776,188.24/1,164,430.36 = 270,893.54/x - Step 3: Cross multiply
776,188.24x = 1,164,430.36 × 270,893.54 - Step 4: Simplify right side
776,188.24x = 315,436,662,303.87 - Step 5: Solve for x
x = 315,436,662,303.87/776,188.24 - Step 6: Final answer
x = 406,391.96
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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.