Finding the Fourth Proportional to 299,883.16, 449,817.57 and 97,479.02
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Solution
The fourth proportional to 299,883.16, 449,817.57 and 97,479.02 is: 146,216.20
Step by Step Solution
- Step 1: Write the proportion equation
299,883.16 : 449,817.57 = 97,479.02 : x - Step 2: Convert to fraction form
299,883.16/449,817.57 = 97,479.02/x - Step 3: Cross multiply
299,883.16x = 449,817.57 × 97,479.02 - Step 4: Simplify right side
299,883.16x = 43,847,775,902.38 - Step 5: Solve for x
x = 43,847,775,902.38/299,883.16 - Step 6: Final answer
x = 146,216.20
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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.