Finding the Fourth Proportional to 460,252.38, 634,821.11 and 307,213.41
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Solution
The fourth proportional to 460,252.38, 634,821.11 and 307,213.41 is: 423,736.12
Step by Step Solution
- Step 1: Write the proportion equation
460,252.38 : 634,821.11 = 307,213.41 : x - Step 2: Convert to fraction form
460,252.38/634,821.11 = 307,213.41/x - Step 3: Cross multiply
460,252.38x = 634,821.11 × 307,213.41 - Step 4: Simplify right side
460,252.38x = 195,025,559,939.65 - Step 5: Solve for x
x = 195,025,559,939.65/460,252.38 - Step 6: Final answer
x = 423,736.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.