Finding the Fourth Proportional to 444,834.18, 667,917.09 and 385,048.08
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Solution
The fourth proportional to 444,834.18, 667,917.09 and 385,048.08 is: 578,148.45
Step by Step Solution
- Step 1: Write the proportion equation
444,834.18 : 667,917.09 = 385,048.08 : x - Step 2: Convert to fraction form
444,834.18/667,917.09 = 385,048.08/x - Step 3: Cross multiply
444,834.18x = 667,917.09 × 385,048.08 - Step 4: Simplify right side
444,834.18x = 257,180,193,103.69 - Step 5: Solve for x
x = 257,180,193,103.69/444,834.18 - Step 6: Final answer
x = 578,148.45
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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.