Finding the Fourth Proportional to 328,886.44, 453,864.74 and 177,983.48
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Solution
The fourth proportional to 328,886.44, 453,864.74 and 177,983.48 is: 245,617.99
Step by Step Solution
- Step 1: Write the proportion equation
328,886.44 : 453,864.74 = 177,983.48 : x - Step 2: Convert to fraction form
328,886.44/453,864.74 = 177,983.48/x - Step 3: Cross multiply
328,886.44x = 453,864.74 × 177,983.48 - Step 4: Simplify right side
328,886.44x = 80,780,425,874.50 - Step 5: Solve for x
x = 80,780,425,874.50/328,886.44 - Step 6: Final answer
x = 245,617.99
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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.