Finding the Fourth Proportional to 437,143.22, 603,315.09 and 246,193.94
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Solution
The fourth proportional to 437,143.22, 603,315.09 and 246,193.94 is: 339,779.99
Step by Step Solution
- Step 1: Write the proportion equation
437,143.22 : 603,315.09 = 246,193.94 : x - Step 2: Convert to fraction form
437,143.22/603,315.09 = 246,193.94/x - Step 3: Cross multiply
437,143.22x = 603,315.09 × 246,193.94 - Step 4: Simplify right side
437,143.22x = 148,532,519,068.56 - Step 5: Solve for x
x = 148,532,519,068.56/437,143.22 - Step 6: Final answer
x = 339,779.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.