Finding the Fourth Proportional to 332,491.44, 498,802.20 and 122,130.96
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Solution
The fourth proportional to 332,491.44, 498,802.20 and 122,130.96 is: 183,220.33
Step by Step Solution
- Step 1: Write the proportion equation
332,491.44 : 498,802.20 = 122,130.96 : x - Step 2: Convert to fraction form
332,491.44/498,802.20 = 122,130.96/x - Step 3: Cross multiply
332,491.44x = 498,802.20 × 122,130.96 - Step 4: Simplify right side
332,491.44x = 60,919,191,536.11 - Step 5: Solve for x
x = 60,919,191,536.11/332,491.44 - Step 6: Final answer
x = 183,220.33
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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.