Finding the Fourth Proportional to 765,516.94, 1,148,441.36 and 233,024.05
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Solution
The fourth proportional to 765,516.94, 1,148,441.36 and 233,024.05 is: 349,586.59
Step by Step Solution
- Step 1: Write the proportion equation
765,516.94 : 1,148,441.36 = 233,024.05 : x - Step 2: Convert to fraction form
765,516.94/1,148,441.36 = 233,024.05/x - Step 3: Cross multiply
765,516.94x = 1,148,441.36 × 233,024.05 - Step 4: Simplify right side
765,516.94x = 267,614,457,165.14 - Step 5: Solve for x
x = 267,614,457,165.14/765,516.94 - Step 6: Final answer
x = 349,586.59
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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.