Finding the Fourth Proportional to 246,728.12, 340,484.50 and 133,550.60
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Solution
The fourth proportional to 246,728.12, 340,484.50 and 133,550.60 is: 184,299.66
Step by Step Solution
- Step 1: Write the proportion equation
246,728.12 : 340,484.50 = 133,550.60 : x - Step 2: Convert to fraction form
246,728.12/340,484.50 = 133,550.60/x - Step 3: Cross multiply
246,728.12x = 340,484.50 × 133,550.60 - Step 4: Simplify right side
246,728.12x = 45,471,909,265.70 - Step 5: Solve for x
x = 45,471,909,265.70/246,728.12 - Step 6: Final answer
x = 184,299.66
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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.