Finding the Fourth Proportional to 944,838.30, 1,417,845.20 and 383,872.80
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Solution
The fourth proportional to 944,838.30, 1,417,845.20 and 383,872.80 is: 576,047.99
Step by Step Solution
- Step 1: Write the proportion equation
944,838.30 : 1,417,845.20 = 383,872.80 : x - Step 2: Convert to fraction form
944,838.30/1,417,845.20 = 383,872.80/x - Step 3: Cross multiply
944,838.30x = 1,417,845.20 × 383,872.80 - Step 4: Simplify right side
944,838.30x = 544,272,206,890.56 - Step 5: Solve for x
x = 544,272,206,890.56/944,838.30 - Step 6: Final answer
x = 576,047.99
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1.5x scale
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.