Finding the Fourth Proportional to 413,108.63, 619,725.36 and 146,805.84
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Solution
The fourth proportional to 413,108.63, 619,725.36 and 146,805.84 is: 220,230.94
Step by Step Solution
- Step 1: Write the proportion equation
413,108.63 : 619,725.36 = 146,805.84 : x - Step 2: Convert to fraction form
413,108.63/619,725.36 = 146,805.84/x - Step 3: Cross multiply
413,108.63x = 619,725.36 × 146,805.84 - Step 4: Simplify right side
413,108.63x = 90,979,302,044.10 - Step 5: Solve for x
x = 90,979,302,044.10/413,108.63 - Step 6: Final answer
x = 220,230.94
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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.