Finding the Fourth Proportional to 326,579.36, 450,679.18 and 183,339.68
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Solution
The fourth proportional to 326,579.36, 450,679.18 and 183,339.68 is: 253,008.57
Step by Step Solution
- Step 1: Write the proportion equation
326,579.36 : 450,679.18 = 183,339.68 : x - Step 2: Convert to fraction form
326,579.36/450,679.18 = 183,339.68/x - Step 3: Cross multiply
326,579.36x = 450,679.18 × 183,339.68 - Step 4: Simplify right side
326,579.36x = 82,627,375,727.16 - Step 5: Solve for x
x = 82,627,375,727.16/326,579.36 - Step 6: Final answer
x = 253,008.57
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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.