Finding the Fourth Proportional to 302,678.24, 453,859.70 and 112,982.63
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Solution
The fourth proportional to 302,678.24, 453,859.70 and 112,982.63 is: 169,415.09
Step by Step Solution
- Step 1: Write the proportion equation
302,678.24 : 453,859.70 = 112,982.63 : x - Step 2: Convert to fraction form
302,678.24/453,859.70 = 112,982.63/x - Step 3: Cross multiply
302,678.24x = 453,859.70 × 112,982.63 - Step 4: Simplify right side
302,678.24x = 51,278,259,722.80 - Step 5: Solve for x
x = 51,278,259,722.80/302,678.24 - Step 6: Final answer
x = 169,415.09
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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.