Finding the Fourth Proportional to 701,385.09, 967,911.60 and 395,462.07
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Solution
The fourth proportional to 701,385.09, 967,911.60 and 395,462.07 is: 545,737.76
Step by Step Solution
- Step 1: Write the proportion equation
701,385.09 : 967,911.60 = 395,462.07 : x - Step 2: Convert to fraction form
701,385.09/967,911.60 = 395,462.07/x - Step 3: Cross multiply
701,385.09x = 967,911.60 × 395,462.07 - Step 4: Simplify right side
701,385.09x = 382,772,324,913.01 - Step 5: Solve for x
x = 382,772,324,913.01/701,385.09 - Step 6: Final answer
x = 545,737.76
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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.