Finding the Fourth Proportional to 302,608.25, 453,781.08 and 102,874.98
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Solution
The fourth proportional to 302,608.25, 453,781.08 and 102,874.98 is: 154,267.84
Step by Step Solution
- Step 1: Write the proportion equation
302,608.25 : 453,781.08 = 102,874.98 : x - Step 2: Convert to fraction form
302,608.25/453,781.08 = 102,874.98/x - Step 3: Cross multiply
302,608.25x = 453,781.08 × 102,874.98 - Step 4: Simplify right side
302,608.25x = 46,682,719,529.38 - Step 5: Solve for x
x = 46,682,719,529.38/302,608.25 - Step 6: Final answer
x = 154,267.84
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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.