Finding the Fourth Proportional to 449,554.52, 674,428.98 and 239,161.88
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Solution
The fourth proportional to 449,554.52, 674,428.98 and 239,161.88 is: 358,794.53
Step by Step Solution
- Step 1: Write the proportion equation
449,554.52 : 674,428.98 = 239,161.88 : x - Step 2: Convert to fraction form
449,554.52/674,428.98 = 239,161.88/x - Step 3: Cross multiply
449,554.52x = 674,428.98 × 239,161.88 - Step 4: Simplify right side
449,554.52x = 161,297,702,783.28 - Step 5: Solve for x
x = 161,297,702,783.28/449,554.52 - Step 6: Final answer
x = 358,794.53
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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.