Finding the Fourth Proportional to 489,295.74, 733,249.16 and 204,679.56
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Solution
The fourth proportional to 489,295.74, 733,249.16 and 204,679.56 is: 306,728.84
Step by Step Solution
- Step 1: Write the proportion equation
489,295.74 : 733,249.16 = 204,679.56 : x - Step 2: Convert to fraction form
489,295.74/733,249.16 = 204,679.56/x - Step 3: Cross multiply
489,295.74x = 733,249.16 × 204,679.56 - Step 4: Simplify right side
489,295.74x = 150,081,115,439.17 - Step 5: Solve for x
x = 150,081,115,439.17/489,295.74 - Step 6: Final answer
x = 306,728.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.