Finding the Fourth Proportional to 634,765.36, 952,143.93 and 161,446.66
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Solution
The fourth proportional to 634,765.36, 952,143.93 and 161,446.66 is: 242,168.94
Step by Step Solution
- Step 1: Write the proportion equation
634,765.36 : 952,143.93 = 161,446.66 : x - Step 2: Convert to fraction form
634,765.36/952,143.93 = 161,446.66/x - Step 3: Cross multiply
634,765.36x = 952,143.93 × 161,446.66 - Step 4: Simplify right side
634,765.36x = 153,720,457,337.77 - Step 5: Solve for x
x = 153,720,457,337.77/634,765.36 - Step 6: Final answer
x = 242,168.94
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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.