Finding the Fourth Proportional to 336,310.53, 504,467.61 and 99,655.26
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Solution
The fourth proportional to 336,310.53, 504,467.61 and 99,655.26 is: 149,483.43
Step by Step Solution
- Step 1: Write the proportion equation
336,310.53 : 504,467.61 = 99,655.26 : x - Step 2: Convert to fraction form
336,310.53/504,467.61 = 99,655.26/x - Step 3: Cross multiply
336,310.53x = 504,467.61 × 99,655.26 - Step 4: Simplify right side
336,310.53x = 50,272,850,836.13 - Step 5: Solve for x
x = 50,272,850,836.13/336,310.53 - Step 6: Final answer
x = 149,483.43
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1.5x scale
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.