Finding the Fourth Proportional to 291,990.04, 437,193.61 and 151,453.42
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Solution
The fourth proportional to 291,990.04, 437,193.61 and 151,453.42 is: 226,769.61
Step by Step Solution
- Step 1: Write the proportion equation
291,990.04 : 437,193.61 = 151,453.42 : x - Step 2: Convert to fraction form
291,990.04/437,193.61 = 151,453.42/x - Step 3: Cross multiply
291,990.04x = 437,193.61 × 151,453.42 - Step 4: Simplify right side
291,990.04x = 66,214,467,436.65 - Step 5: Solve for x
x = 66,214,467,436.65/291,990.04 - Step 6: Final answer
x = 226,769.61
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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.