Finding the Fourth Proportional to 269,266.88, 403,457.43 and 213,465.62
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Solution
The fourth proportional to 269,266.88, 403,457.43 and 213,465.62 is: 319,847.32
Step by Step Solution
- Step 1: Write the proportion equation
269,266.88 : 403,457.43 = 213,465.62 : x - Step 2: Convert to fraction form
269,266.88/403,457.43 = 213,465.62/x - Step 3: Cross multiply
269,266.88x = 403,457.43 × 213,465.62 - Step 4: Simplify right side
269,266.88x = 86,124,290,438.56 - Step 5: Solve for x
x = 86,124,290,438.56/269,266.88 - Step 6: Final answer
x = 319,847.32
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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.