Finding the Fourth Proportional to 365,494.98, 547,676.01 and 253,393.14
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Solution
The fourth proportional to 365,494.98, 547,676.01 and 253,393.14 is: 379,696.99
Step by Step Solution
- Step 1: Write the proportion equation
365,494.98 : 547,676.01 = 253,393.14 : x - Step 2: Convert to fraction form
365,494.98/547,676.01 = 253,393.14/x - Step 3: Cross multiply
365,494.98x = 547,676.01 × 253,393.14 - Step 4: Simplify right side
365,494.98x = 138,777,343,876.57 - Step 5: Solve for x
x = 138,777,343,876.57/365,494.98 - Step 6: Final answer
x = 379,696.99
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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.