Finding the Fourth Proportional to 277,457.14, 416,175.99 and 77,775.94
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Solution
The fourth proportional to 277,457.14, 416,175.99 and 77,775.94 is: 116,661.19
Step by Step Solution
- Step 1: Write the proportion equation
277,457.14 : 416,175.99 = 77,775.94 : x - Step 2: Convert to fraction form
277,457.14/416,175.99 = 77,775.94/x - Step 3: Cross multiply
277,457.14x = 416,175.99 × 77,775.94 - Step 4: Simplify right side
277,457.14x = 32,368,478,827.68 - Step 5: Solve for x
x = 32,368,478,827.68/277,457.14 - Step 6: Final answer
x = 116,661.19
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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.