Finding the Fourth Proportional to 297,872.99, 446,558.36 and 129,266.31
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Solution
The fourth proportional to 297,872.99, 446,558.36 and 129,266.31 is: 193,790.48
Step by Step Solution
- Step 1: Write the proportion equation
297,872.99 : 446,558.36 = 129,266.31 : x - Step 2: Convert to fraction form
297,872.99/446,558.36 = 129,266.31/x - Step 3: Cross multiply
297,872.99x = 446,558.36 × 129,266.31 - Step 4: Simplify right side
297,872.99x = 57,724,950,750.52 - Step 5: Solve for x
x = 57,724,950,750.52/297,872.99 - Step 6: Final answer
x = 193,790.48
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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.