Finding the Fourth Proportional to 332,483.20, 498,943.04 and 122,122.88
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Solution
The fourth proportional to 332,483.20, 498,943.04 and 122,122.88 is: 183,264.48
Step by Step Solution
- Step 1: Write the proportion equation
332,483.20 : 498,943.04 = 122,122.88 : x - Step 2: Convert to fraction form
332,483.20/498,943.04 = 122,122.88/x - Step 3: Cross multiply
332,483.20x = 498,943.04 × 122,122.88 - Step 4: Simplify right side
332,483.20x = 60,932,361,000.76 - Step 5: Solve for x
x = 60,932,361,000.76/332,483.20 - Step 6: Final answer
x = 183,264.48
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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.