Finding the Fourth Proportional to 629,871.34, 944,247.58 and 245,531.60
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Solution
The fourth proportional to 629,871.34, 944,247.58 and 245,531.60 is: 368,079.33
Step by Step Solution
- Step 1: Write the proportion equation
629,871.34 : 944,247.58 = 245,531.60 : x - Step 2: Convert to fraction form
629,871.34/944,247.58 = 245,531.60/x - Step 3: Cross multiply
629,871.34x = 944,247.58 × 245,531.60 - Step 4: Simplify right side
629,871.34x = 231,842,622,630.78 - Step 5: Solve for x
x = 231,842,622,630.78/629,871.34 - Step 6: Final answer
x = 368,079.33
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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.