Finding the Fourth Proportional to 336,969.12, 465,041.88 and 193,774.08
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Solution
The fourth proportional to 336,969.12, 465,041.88 and 193,774.08 is: 267,422.32
Step by Step Solution
- Step 1: Write the proportion equation
336,969.12 : 465,041.88 = 193,774.08 : x - Step 2: Convert to fraction form
336,969.12/465,041.88 = 193,774.08/x - Step 3: Cross multiply
336,969.12x = 465,041.88 × 193,774.08 - Step 4: Simplify right side
336,969.12x = 90,113,062,458.47 - Step 5: Solve for x
x = 90,113,062,458.47/336,969.12 - Step 6: Final answer
x = 267,422.32
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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.