Finding the Fourth Proportional to 455,009.68, 682,514.40 and 244,357.84
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Solution
The fourth proportional to 455,009.68, 682,514.40 and 244,357.84 is: 366,536.70
Step by Step Solution
- Step 1: Write the proportion equation
455,009.68 : 682,514.40 = 244,357.84 : x - Step 2: Convert to fraction form
455,009.68/682,514.40 = 244,357.84/x - Step 3: Cross multiply
455,009.68x = 682,514.40 × 244,357.84 - Step 4: Simplify right side
455,009.68x = 166,777,744,552.90 - Step 5: Solve for x
x = 166,777,744,552.90/455,009.68 - Step 6: Final answer
x = 366,536.70
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1.5x scale
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.