Finding the Fourth Proportional to 637,811.36, 880,217.60 and 365,877.44
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Solution
The fourth proportional to 637,811.36, 880,217.60 and 365,877.44 is: 504,932.62
Step by Step Solution
- Step 1: Write the proportion equation
637,811.36 : 880,217.60 = 365,877.44 : x - Step 2: Convert to fraction form
637,811.36/880,217.60 = 365,877.44/x - Step 3: Cross multiply
637,811.36x = 880,217.60 × 365,877.44 - Step 4: Simplify right side
637,811.36x = 322,051,762,130.94 - Step 5: Solve for x
x = 322,051,762,130.94/637,811.36 - Step 6: Final answer
x = 504,932.62
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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.