Finding the Fourth Proportional to 372,714.65, 514,332.18 and 227,762.81
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Solution
The fourth proportional to 372,714.65, 514,332.18 and 227,762.81 is: 314,304.09
Step by Step Solution
- Step 1: Write the proportion equation
372,714.65 : 514,332.18 = 227,762.81 : x - Step 2: Convert to fraction form
372,714.65/514,332.18 = 227,762.81/x - Step 3: Cross multiply
372,714.65x = 514,332.18 × 227,762.81 - Step 4: Simplify right side
372,714.65x = 117,145,738,879.75 - Step 5: Solve for x
x = 117,145,738,879.75/372,714.65 - Step 6: Final answer
x = 314,304.09
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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.