Finding the Fourth Proportional to 306,607.18, 460,207.38 and 221,305.98
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Solution
The fourth proportional to 306,607.18, 460,207.38 and 221,305.98 is: 332,173.06
Step by Step Solution
- Step 1: Write the proportion equation
306,607.18 : 460,207.38 = 221,305.98 : x - Step 2: Convert to fraction form
306,607.18/460,207.38 = 221,305.98/x - Step 3: Cross multiply
306,607.18x = 460,207.38 × 221,305.98 - Step 4: Simplify right side
306,607.18x = 101,846,645,234.13 - Step 5: Solve for x
x = 101,846,645,234.13/306,607.18 - Step 6: Final answer
x = 332,173.06
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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.