Finding the Fourth Proportional to 351,974.21, 528,059.73 and 115,482.97
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Solution
The fourth proportional to 351,974.21, 528,059.73 and 115,482.97 is: 173,256.75
Step by Step Solution
- Step 1: Write the proportion equation
351,974.21 : 528,059.73 = 115,482.97 : x - Step 2: Convert to fraction form
351,974.21/528,059.73 = 115,482.97/x - Step 3: Cross multiply
351,974.21x = 528,059.73 × 115,482.97 - Step 4: Simplify right side
351,974.21x = 60,981,905,957.80 - Step 5: Solve for x
x = 60,981,905,957.80/351,974.21 - Step 6: Final answer
x = 173,256.75
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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.