Finding the Fourth Proportional to 448,870.23, 672,743.21 and 224,293.68
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Solution
The fourth proportional to 448,870.23, 672,743.21 and 224,293.68 is: 336,159.63
Step by Step Solution
- Step 1: Write the proportion equation
448,870.23 : 672,743.21 = 224,293.68 : x - Step 2: Convert to fraction form
448,870.23/672,743.21 = 224,293.68/x - Step 3: Cross multiply
448,870.23x = 672,743.21 × 224,293.68 - Step 4: Simplify right side
448,870.23x = 150,892,049,144.44 - Step 5: Solve for x
x = 150,892,049,144.44/448,870.23 - Step 6: Final answer
x = 336,159.63
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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.