Finding the Fourth Proportional to 347,060.43, 520,532.73 and 122,368.05
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Solution
The fourth proportional to 347,060.43, 520,532.73 and 122,368.05 is: 183,531.66
Step by Step Solution
- Step 1: Write the proportion equation
347,060.43 : 520,532.73 = 122,368.05 : x - Step 2: Convert to fraction form
347,060.43/520,532.73 = 122,368.05/x - Step 3: Cross multiply
347,060.43x = 520,532.73 × 122,368.05 - Step 4: Simplify right side
347,060.43x = 63,696,575,131.28 - Step 5: Solve for x
x = 63,696,575,131.28/347,060.43 - Step 6: Final answer
x = 183,531.66
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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.