Finding the Fourth Proportional to 489,022.05, 733,454.37 and 133,953.06
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Solution
The fourth proportional to 489,022.05, 733,454.37 and 133,953.06 is: 200,908.03
Step by Step Solution
- Step 1: Write the proportion equation
489,022.05 : 733,454.37 = 133,953.06 : x - Step 2: Convert to fraction form
489,022.05/733,454.37 = 133,953.06/x - Step 3: Cross multiply
489,022.05x = 733,454.37 × 133,953.06 - Step 4: Simplify right side
489,022.05x = 98,248,457,231.87 - Step 5: Solve for x
x = 98,248,457,231.87/489,022.05 - Step 6: Final answer
x = 200,908.03
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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.