Finding the Fourth Proportional to 380,936.28, 571,516.08 and 170,527.44
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Solution
The fourth proportional to 380,936.28, 571,516.08 and 170,527.44 is: 255,841.14
Step by Step Solution
- Step 1: Write the proportion equation
380,936.28 : 571,516.08 = 170,527.44 : x - Step 2: Convert to fraction form
380,936.28/571,516.08 = 170,527.44/x - Step 3: Cross multiply
380,936.28x = 571,516.08 × 170,527.44 - Step 4: Simplify right side
380,936.28x = 97,459,174,041.24 - Step 5: Solve for x
x = 97,459,174,041.24/380,936.28 - Step 6: Final answer
x = 255,841.14
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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.