Finding the Fourth Proportional to 408,882.48, 564,257.88 and 227,590.56
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Solution
The fourth proportional to 408,882.48, 564,257.88 and 227,590.56 is: 314,075.00
Step by Step Solution
- Step 1: Write the proportion equation
408,882.48 : 564,257.88 = 227,590.56 : x - Step 2: Convert to fraction form
408,882.48/564,257.88 = 227,590.56/x - Step 3: Cross multiply
408,882.48x = 564,257.88 × 227,590.56 - Step 4: Simplify right side
408,882.48x = 128,419,766,893.61 - Step 5: Solve for x
x = 128,419,766,893.61/408,882.48 - Step 6: Final answer
x = 314,075.00
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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.