Finding the Fourth Proportional to 381,649.84, 572,409.96 and 101,195.44
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Solution
The fourth proportional to 381,649.84, 572,409.96 and 101,195.44 is: 151,775.98
Step by Step Solution
- Step 1: Write the proportion equation
381,649.84 : 572,409.96 = 101,195.44 : x - Step 2: Convert to fraction form
381,649.84/572,409.96 = 101,195.44/x - Step 3: Cross multiply
381,649.84x = 572,409.96 × 101,195.44 - Step 4: Simplify right side
381,649.84x = 57,925,277,762.58 - Step 5: Solve for x
x = 57,925,277,762.58/381,649.84 - Step 6: Final answer
x = 151,775.98
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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.