Finding the Fourth Proportional to 413,576.37, 570,695.09 and 232,247.07
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Solution
The fourth proportional to 413,576.37, 570,695.09 and 232,247.07 is: 320,478.32
Step by Step Solution
- Step 1: Write the proportion equation
413,576.37 : 570,695.09 = 232,247.07 : x - Step 2: Convert to fraction form
413,576.37/570,695.09 = 232,247.07/x - Step 3: Cross multiply
413,576.37x = 570,695.09 × 232,247.07 - Step 4: Simplify right side
413,576.37x = 132,542,261,354.65 - Step 5: Solve for x
x = 132,542,261,354.65/413,576.37 - Step 6: Final answer
x = 320,478.32
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1.5x scale
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.