Finding the Fourth Proportional to 267,657.31, 401,358.84 and 155,371.96
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Solution
The fourth proportional to 267,657.31, 401,358.84 and 155,371.96 is: 232,984.15
Step by Step Solution
- Step 1: Write the proportion equation
267,657.31 : 401,358.84 = 155,371.96 : x - Step 2: Convert to fraction form
267,657.31/401,358.84 = 155,371.96/x - Step 3: Cross multiply
267,657.31x = 401,358.84 × 155,371.96 - Step 4: Simplify right side
267,657.31x = 62,359,909,634.13 - Step 5: Solve for x
x = 62,359,909,634.13/267,657.31 - Step 6: Final answer
x = 232,984.15
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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.