Finding the Fourth Proportional to 634,888.96, 876,157.41 and 348,435.70
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Solution
The fourth proportional to 634,888.96, 876,157.41 and 348,435.70 is: 480,847.11
Step by Step Solution
- Step 1: Write the proportion equation
634,888.96 : 876,157.41 = 348,435.70 : x - Step 2: Convert to fraction form
634,888.96/876,157.41 = 348,435.70/x - Step 3: Cross multiply
634,888.96x = 876,157.41 × 348,435.70 - Step 4: Simplify right side
634,888.96x = 305,284,520,463.54 - Step 5: Solve for x
x = 305,284,520,463.54/634,888.96 - Step 6: Final answer
x = 480,847.11
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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.