Finding the Fourth Proportional to 634,942.08, 876,259.44 and 419,708.88
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Solution
The fourth proportional to 634,942.08, 876,259.44 and 419,708.88 is: 579,224.28
Step by Step Solution
- Step 1: Write the proportion equation
634,942.08 : 876,259.44 = 419,708.88 : x - Step 2: Convert to fraction form
634,942.08/876,259.44 = 419,708.88/x - Step 3: Cross multiply
634,942.08x = 876,259.44 × 419,708.88 - Step 4: Simplify right side
634,942.08x = 367,773,868,151.83 - Step 5: Solve for x
x = 367,773,868,151.83/634,942.08 - Step 6: Final answer
x = 579,224.28
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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.