Finding the Fourth Proportional to 299,879.68, 449,812.32 and 97,475.52
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Solution
The fourth proportional to 299,879.68, 449,812.32 and 97,475.52 is: 146,210.94
Step by Step Solution
- Step 1: Write the proportion equation
299,879.68 : 449,812.32 = 97,475.52 : x - Step 2: Convert to fraction form
299,879.68/449,812.32 = 97,475.52/x - Step 3: Cross multiply
299,879.68x = 449,812.32 × 97,475.52 - Step 4: Simplify right side
299,879.68x = 43,845,689,794.41 - Step 5: Solve for x
x = 43,845,689,794.41/299,879.68 - Step 6: Final answer
x = 146,210.94
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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.