Finding the Fourth Proportional to 635,516.36, 953,273.70 and 162,201.74
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Solution
The fourth proportional to 635,516.36, 953,273.70 and 162,201.74 is: 243,302.40
Step by Step Solution
- Step 1: Write the proportion equation
635,516.36 : 953,273.70 = 162,201.74 : x - Step 2: Convert to fraction form
635,516.36/953,273.70 = 162,201.74/x - Step 3: Cross multiply
635,516.36x = 953,273.70 × 162,201.74 - Step 4: Simplify right side
635,516.36x = 154,622,652,836.24 - Step 5: Solve for x
x = 154,622,652,836.24/635,516.36 - Step 6: Final answer
x = 243,302.40
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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.