Finding the Fourth Proportional to 397,683.84, 596,525.76 and 327,415.53
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Solution
The fourth proportional to 397,683.84, 596,525.76 and 327,415.53 is: 491,123.30
Step by Step Solution
- Step 1: Write the proportion equation
397,683.84 : 596,525.76 = 327,415.53 : x - Step 2: Convert to fraction form
397,683.84/596,525.76 = 327,415.53/x - Step 3: Cross multiply
397,683.84x = 596,525.76 × 327,415.53 - Step 4: Simplify right side
397,683.84x = 195,311,797,869.05 - Step 5: Solve for x
x = 195,311,797,869.05/397,683.84 - Step 6: Final answer
x = 491,123.30
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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.