Finding the Fourth Proportional to 273,530.05, 410,014.40 and 105,004.99
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Solution
The fourth proportional to 273,530.05, 410,014.40 and 105,004.99 is: 157,399.74
Step by Step Solution
- Step 1: Write the proportion equation
273,530.05 : 410,014.40 = 105,004.99 : x - Step 2: Convert to fraction form
273,530.05/410,014.40 = 105,004.99/x - Step 3: Cross multiply
273,530.05x = 410,014.40 × 105,004.99 - Step 4: Simplify right side
273,530.05x = 43,053,557,971.86 - Step 5: Solve for x
x = 43,053,557,971.86/273,530.05 - Step 6: Final answer
x = 157,399.74
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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.