Finding the Fourth Proportional to 292,438.96, 403,562.28 and 165,119.92
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Solution
The fourth proportional to 292,438.96, 403,562.28 and 165,119.92 is: 227,863.52
Step by Step Solution
- Step 1: Write the proportion equation
292,438.96 : 403,562.28 = 165,119.92 : x - Step 2: Convert to fraction form
292,438.96/403,562.28 = 165,119.92/x - Step 3: Cross multiply
292,438.96x = 403,562.28 × 165,119.92 - Step 4: Simplify right side
292,438.96x = 66,636,171,388.62 - Step 5: Solve for x
x = 66,636,171,388.62/292,438.96 - Step 6: Final answer
x = 227,863.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.