Finding the Fourth Proportional to 267,722.10, 401,777.37 and 215,758.98
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Solution
The fourth proportional to 267,722.10, 401,777.37 and 215,758.98 is: 323,794.99
Step by Step Solution
- Step 1: Write the proportion equation
267,722.10 : 401,777.37 = 215,758.98 : x - Step 2: Convert to fraction form
267,722.10/401,777.37 = 215,758.98/x - Step 3: Cross multiply
267,722.10x = 401,777.37 × 215,758.98 - Step 4: Simplify right side
267,722.10x = 86,687,075,538.28 - Step 5: Solve for x
x = 86,687,075,538.28/267,722.10 - Step 6: Final answer
x = 323,794.99
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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.