Finding the Fourth Proportional to 263,176.08, 394,900.80 and 122,934.70
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Solution
The fourth proportional to 263,176.08, 394,900.80 and 122,934.70 is: 184,465.90
Step by Step Solution
- Step 1: Write the proportion equation
263,176.08 : 394,900.80 = 122,934.70 : x - Step 2: Convert to fraction form
263,176.08/394,900.80 = 122,934.70/x - Step 3: Cross multiply
263,176.08x = 394,900.80 × 122,934.70 - Step 4: Simplify right side
263,176.08x = 48,547,011,377.76 - Step 5: Solve for x
x = 48,547,011,377.76/263,176.08 - Step 6: Final answer
x = 184,465.90
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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.