Finding the Fourth Proportional to 625,094.10, 862,629.80 and 338,614.12
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Solution
The fourth proportional to 625,094.10, 862,629.80 and 338,614.12 is: 467,287.45
Step by Step Solution
- Step 1: Write the proportion equation
625,094.10 : 862,629.80 = 338,614.12 : x - Step 2: Convert to fraction form
625,094.10/862,629.80 = 338,614.12/x - Step 3: Cross multiply
625,094.10x = 862,629.80 × 338,614.12 - Step 4: Simplify right side
625,094.10x = 292,098,630,612.78 - Step 5: Solve for x
x = 292,098,630,612.78/625,094.10 - Step 6: Final answer
x = 467,287.45
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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.