Finding the Fourth Proportional to 303,271.06, 418,514.07 and 169,135.06
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Solution
The fourth proportional to 303,271.06, 418,514.07 and 169,135.06 is: 233,406.39
Step by Step Solution
- Step 1: Write the proportion equation
303,271.06 : 418,514.07 = 169,135.06 : x - Step 2: Convert to fraction form
303,271.06/418,514.07 = 169,135.06/x - Step 3: Cross multiply
303,271.06x = 418,514.07 × 169,135.06 - Step 4: Simplify right side
303,271.06x = 70,785,402,340.29 - Step 5: Solve for x
x = 70,785,402,340.29/303,271.06 - Step 6: Final answer
x = 233,406.39
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1.5x scale
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.