Finding the Fourth Proportional to 329,935.14, 455,320.58 and 193,944.13
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Solution
The fourth proportional to 329,935.14, 455,320.58 and 193,944.13 is: 267,648.83
Step by Step Solution
- Step 1: Write the proportion equation
329,935.14 : 455,320.58 = 193,944.13 : x - Step 2: Convert to fraction form
329,935.14/455,320.58 = 193,944.13/x - Step 3: Cross multiply
329,935.14x = 455,320.58 × 193,944.13 - Step 4: Simplify right side
329,935.14x = 88,306,753,759.20 - Step 5: Solve for x
x = 88,306,753,759.20/329,935.14 - Step 6: Final answer
x = 267,648.83
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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.