Finding the Fourth Proportional to 277,615.18, 416,358.07 and 77,954.84
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Solution
The fourth proportional to 277,615.18, 416,358.07 and 77,954.84 is: 116,914.09
Step by Step Solution
- Step 1: Write the proportion equation
277,615.18 : 416,358.07 = 77,954.84 : x - Step 2: Convert to fraction form
277,615.18/416,358.07 = 77,954.84/x - Step 3: Cross multiply
277,615.18x = 416,358.07 × 77,954.84 - Step 4: Simplify right side
277,615.18x = 32,457,125,688.66 - Step 5: Solve for x
x = 32,457,125,688.66/277,615.18 - Step 6: Final answer
x = 116,914.09
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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.