Finding the Fourth Proportional to 467,097.68, 639,926.14 and 449,604.20
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Solution
The fourth proportional to 467,097.68, 639,926.14 and 449,604.20 is: 615,959.99
Step by Step Solution
- Step 1: Write the proportion equation
467,097.68 : 639,926.14 = 449,604.20 : x - Step 2: Convert to fraction form
467,097.68/639,926.14 = 449,604.20/x - Step 3: Cross multiply
467,097.68x = 639,926.14 × 449,604.20 - Step 4: Simplify right side
467,097.68x = 287,713,480,233.79 - Step 5: Solve for x
x = 287,713,480,233.79/467,097.68 - Step 6: Final answer
x = 615,959.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.