Finding the Fourth Proportional to 299,551.46, 449,202.26 and 121,937.90
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Solution
The fourth proportional to 299,551.46, 449,202.26 and 121,937.90 is: 182,855.99
Step by Step Solution
- Step 1: Write the proportion equation
299,551.46 : 449,202.26 = 121,937.90 : x - Step 2: Convert to fraction form
299,551.46/449,202.26 = 121,937.90/x - Step 3: Cross multiply
299,551.46x = 449,202.26 × 121,937.90 - Step 4: Simplify right side
299,551.46x = 54,774,780,259.65 - Step 5: Solve for x
x = 54,774,780,259.65/299,551.46 - Step 6: Final answer
x = 182,855.99
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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.