Finding the Fourth Proportional to 400,324.06, 600,551.70 and 189,847.18
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Solution
The fourth proportional to 400,324.06, 600,551.70 and 189,847.18 is: 284,801.88
Step by Step Solution
- Step 1: Write the proportion equation
400,324.06 : 600,551.70 = 189,847.18 : x - Step 2: Convert to fraction form
400,324.06/600,551.70 = 189,847.18/x - Step 3: Cross multiply
400,324.06x = 600,551.70 × 189,847.18 - Step 4: Simplify right side
400,324.06x = 114,013,046,689.21 - Step 5: Solve for x
x = 114,013,046,689.21/400,324.06 - Step 6: Final answer
x = 284,801.88
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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.