Finding the Fourth Proportional to 439,448.68, 606,422.61 and 248,466.17
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Solution
The fourth proportional to 439,448.68, 606,422.61 and 248,466.17 is: 342,873.95
Step by Step Solution
- Step 1: Write the proportion equation
439,448.68 : 606,422.61 = 248,466.17 : x - Step 2: Convert to fraction form
439,448.68/606,422.61 = 248,466.17/x - Step 3: Cross multiply
439,448.68x = 606,422.61 × 248,466.17 - Step 4: Simplify right side
439,448.68x = 150,675,503,308.10 - Step 5: Solve for x
x = 150,675,503,308.10/439,448.68 - Step 6: Final answer
x = 342,873.95
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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.