Finding the Fourth Proportional to 295,902.99, 408,077.87 and 253,043.19
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Solution
The fourth proportional to 295,902.99, 408,077.87 and 253,043.19 is: 348,970.20
Step by Step Solution
- Step 1: Write the proportion equation
295,902.99 : 408,077.87 = 253,043.19 : x - Step 2: Convert to fraction form
295,902.99/408,077.87 = 253,043.19/x - Step 3: Cross multiply
295,902.99x = 408,077.87 × 253,043.19 - Step 4: Simplify right side
295,902.99x = 103,261,324,727.99 - Step 5: Solve for x
x = 103,261,324,727.99/295,902.99 - Step 6: Final answer
x = 348,970.20
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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.