Finding the Fourth Proportional to 439,232.12, 605,905.93 and 267,202.70
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Solution
The fourth proportional to 439,232.12, 605,905.93 and 267,202.70 is: 368,597.14
Step by Step Solution
- Step 1: Write the proportion equation
439,232.12 : 605,905.93 = 267,202.70 : x - Step 2: Convert to fraction form
439,232.12/605,905.93 = 267,202.70/x - Step 3: Cross multiply
439,232.12x = 605,905.93 × 267,202.70 - Step 4: Simplify right side
439,232.12x = 161,899,702,290.78 - Step 5: Solve for x
x = 161,899,702,290.78/439,232.12 - Step 6: Final answer
x = 368,597.14
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1.5x scale
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.