Finding the Fourth Proportional to 299,363.56, 413,118.48 and 163,396.44
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Solution
The fourth proportional to 299,363.56, 413,118.48 and 163,396.44 is: 225,485.32
Step by Step Solution
- Step 1: Write the proportion equation
299,363.56 : 413,118.48 = 163,396.44 : x - Step 2: Convert to fraction form
299,363.56/413,118.48 = 163,396.44/x - Step 3: Cross multiply
299,363.56x = 413,118.48 × 163,396.44 - Step 4: Simplify right side
299,363.56x = 67,502,088,930.21 - Step 5: Solve for x
x = 67,502,088,930.21/299,363.56 - Step 6: Final answer
x = 225,485.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.