Finding the Fourth Proportional to 876,127.74, 1,314,201.42 and 277,074.42
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Solution
The fourth proportional to 876,127.74, 1,314,201.42 and 277,074.42 is: 415,614.73
Step by Step Solution
- Step 1: Write the proportion equation
876,127.74 : 1,314,201.42 = 277,074.42 : x - Step 2: Convert to fraction form
876,127.74/1,314,201.42 = 277,074.42/x - Step 3: Cross multiply
876,127.74x = 1,314,201.42 × 277,074.42 - Step 4: Simplify right side
876,127.74x = 364,131,596,209.68 - Step 5: Solve for x
x = 364,131,596,209.68/876,127.74 - Step 6: Final answer
x = 415,614.73
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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.