Finding the Fourth Proportional to 439,305.70, 658,521.15 and 202,234.90
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Solution
The fourth proportional to 439,305.70, 658,521.15 and 202,234.90 is: 303,150.99
Step by Step Solution
- Step 1: Write the proportion equation
439,305.70 : 658,521.15 = 202,234.90 : x - Step 2: Convert to fraction form
439,305.70/658,521.15 = 202,234.90/x - Step 3: Cross multiply
439,305.70x = 658,521.15 × 202,234.90 - Step 4: Simplify right side
439,305.70x = 133,175,958,918.14 - Step 5: Solve for x
x = 133,175,958,918.14/439,305.70 - Step 6: Final answer
x = 303,150.99
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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.