Finding the Fourth Proportional to 332,116.80, 498,175.20 and 219,923.70
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Solution
The fourth proportional to 332,116.80, 498,175.20 and 219,923.70 is: 329,885.55
Step by Step Solution
- Step 1: Write the proportion equation
332,116.80 : 498,175.20 = 219,923.70 : x - Step 2: Convert to fraction form
332,116.80/498,175.20 = 219,923.70/x - Step 3: Cross multiply
332,116.80x = 498,175.20 × 219,923.70 - Step 4: Simplify right side
332,116.80x = 109,560,533,232.24 - Step 5: Solve for x
x = 109,560,533,232.24/332,116.80 - Step 6: Final answer
x = 329,885.55
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1.5x scale
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.