Finding the Fourth Proportional to 277,824.36, 383,389.68 and 163,101.12
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Solution
The fourth proportional to 277,824.36, 383,389.68 and 163,101.12 is: 225,074.89
Step by Step Solution
- Step 1: Write the proportion equation
277,824.36 : 383,389.68 = 163,101.12 : x - Step 2: Convert to fraction form
277,824.36/383,389.68 = 163,101.12/x - Step 3: Cross multiply
277,824.36x = 383,389.68 × 163,101.12 - Step 4: Simplify right side
277,824.36x = 62,531,286,204.44 - Step 5: Solve for x
x = 62,531,286,204.44/277,824.36 - Step 6: Final answer
x = 225,074.89
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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.