Finding the Fourth Proportional to 888,133.20, 1,225,630.74 and 490,324.01
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Solution
The fourth proportional to 888,133.20, 1,225,630.74 and 490,324.01 is: 676,650.95
Step by Step Solution
- Step 1: Write the proportion equation
888,133.20 : 1,225,630.74 = 490,324.01 : x - Step 2: Convert to fraction form
888,133.20/1,225,630.74 = 490,324.01/x - Step 3: Cross multiply
888,133.20x = 1,225,630.74 × 490,324.01 - Step 4: Simplify right side
888,133.20x = 600,956,173,087.91 - Step 5: Solve for x
x = 600,956,173,087.91/888,133.20 - Step 6: Final answer
x = 676,650.95
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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.