Finding the Fourth Proportional to 758,174.97, 1,137,240.60 and 197,209.47
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Solution
The fourth proportional to 758,174.97, 1,137,240.60 and 197,209.47 is: 295,808.52
Step by Step Solution
- Step 1: Write the proportion equation
758,174.97 : 1,137,240.60 = 197,209.47 : x - Step 2: Convert to fraction form
758,174.97/1,137,240.60 = 197,209.47/x - Step 3: Cross multiply
758,174.97x = 1,137,240.60 × 197,209.47 - Step 4: Simplify right side
758,174.97x = 224,274,615,988.48 - Step 5: Solve for x
x = 224,274,615,988.48/758,174.97 - Step 6: Final answer
x = 295,808.52
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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.