Finding the Fourth Proportional to 873,575.29, 1,310,371.08 and 274,523.23
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Solution
The fourth proportional to 873,575.29, 1,310,371.08 and 274,523.23 is: 411,787.40
Step by Step Solution
- Step 1: Write the proportion equation
873,575.29 : 1,310,371.08 = 274,523.23 : x - Step 2: Convert to fraction form
873,575.29/1,310,371.08 = 274,523.23/x - Step 3: Cross multiply
873,575.29x = 1,310,371.08 × 274,523.23 - Step 4: Simplify right side
873,575.29x = 359,727,301,380.19 - Step 5: Solve for x
x = 359,727,301,380.19/873,575.29 - Step 6: Final answer
x = 411,787.40
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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.