Finding the Fourth Proportional to 264,000.24, 395,920.44 and 221,893.20
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Solution
The fourth proportional to 264,000.24, 395,920.44 and 221,893.20 is: 332,772.63
Step by Step Solution
- Step 1: Write the proportion equation
264,000.24 : 395,920.44 = 221,893.20 : x - Step 2: Convert to fraction form
264,000.24/395,920.44 = 221,893.20/x - Step 3: Cross multiply
264,000.24x = 395,920.44 × 221,893.20 - Step 4: Simplify right side
264,000.24x = 87,852,053,377.01 - Step 5: Solve for x
x = 87,852,053,377.01/264,000.24 - Step 6: Final answer
x = 332,772.63
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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.