Finding the Fourth Proportional to 342,268.20, 513,548.10 and 237,029.88
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Solution
The fourth proportional to 342,268.20, 513,548.10 and 237,029.88 is: 355,645.79
Step by Step Solution
- Step 1: Write the proportion equation
342,268.20 : 513,548.10 = 237,029.88 : x - Step 2: Convert to fraction form
342,268.20/513,548.10 = 237,029.88/x - Step 3: Cross multiply
342,268.20x = 513,548.10 × 237,029.88 - Step 4: Simplify right side
342,268.20x = 121,726,244,517.23 - Step 5: Solve for x
x = 121,726,244,517.23/342,268.20 - Step 6: Final answer
x = 355,645.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.