Finding the Fourth Proportional to 277,106.36, 382,406.55 and 149,781.96
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Solution
The fourth proportional to 277,106.36, 382,406.55 and 149,781.96 is: 206,698.99
Step by Step Solution
- Step 1: Write the proportion equation
277,106.36 : 382,406.55 = 149,781.96 : x - Step 2: Convert to fraction form
277,106.36/382,406.55 = 149,781.96/x - Step 3: Cross multiply
277,106.36x = 382,406.55 × 149,781.96 - Step 4: Simplify right side
277,106.36x = 57,277,602,575.84 - Step 5: Solve for x
x = 57,277,602,575.84/277,106.36 - Step 6: Final answer
x = 206,698.99
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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.