Finding the Fourth Proportional to 299,491.16, 413,294.68 and 163,524.68
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Solution
The fourth proportional to 299,491.16, 413,294.68 and 163,524.68 is: 225,662.35
Step by Step Solution
- Step 1: Write the proportion equation
299,491.16 : 413,294.68 = 163,524.68 : x - Step 2: Convert to fraction form
299,491.16/413,294.68 = 163,524.68/x - Step 3: Cross multiply
299,491.16x = 413,294.68 × 163,524.68 - Step 4: Simplify right side
299,491.16x = 67,583,880,292.70 - Step 5: Solve for x
x = 67,583,880,292.70/299,491.16 - Step 6: Final answer
x = 225,662.35
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1.5x scale
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.