Finding the Fourth Proportional to 444,629.92, 613,030.80 and 353,771.68
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Solution
The fourth proportional to 444,629.92, 613,030.80 and 353,771.68 is: 487,760.55
Step by Step Solution
- Step 1: Write the proportion equation
444,629.92 : 613,030.80 = 353,771.68 : x - Step 2: Convert to fraction form
444,629.92/613,030.80 = 353,771.68/x - Step 3: Cross multiply
444,629.92x = 613,030.80 × 353,771.68 - Step 4: Simplify right side
444,629.92x = 216,872,936,007.74 - Step 5: Solve for x
x = 216,872,936,007.74/444,629.92 - Step 6: Final answer
x = 487,760.55
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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.