Finding the Fourth Proportional to 296,428.63, 444,370.49 and 106,842.60
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Solution
The fourth proportional to 296,428.63, 444,370.49 and 106,842.60 is: 160,165.70
Step by Step Solution
- Step 1: Write the proportion equation
296,428.63 : 444,370.49 = 106,842.60 : x - Step 2: Convert to fraction form
296,428.63/444,370.49 = 106,842.60/x - Step 3: Cross multiply
296,428.63x = 444,370.49 × 106,842.60 - Step 4: Simplify right side
296,428.63x = 47,477,697,980.66 - Step 5: Solve for x
x = 47,477,697,980.66/296,428.63 - Step 6: Final answer
x = 160,165.70
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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.