Finding the Fourth Proportional to 498,872.68, 748,494.90 and 299,336.26
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Solution
The fourth proportional to 498,872.68, 748,494.90 and 299,336.26 is: 449,115.92
Step by Step Solution
- Step 1: Write the proportion equation
498,872.68 : 748,494.90 = 299,336.26 : x - Step 2: Convert to fraction form
498,872.68/748,494.90 = 299,336.26/x - Step 3: Cross multiply
498,872.68x = 748,494.90 × 299,336.26 - Step 4: Simplify right side
498,872.68x = 224,051,663,995.07 - Step 5: Solve for x
x = 224,051,663,995.07/498,872.68 - Step 6: Final answer
x = 449,115.92
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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.