Finding the Fourth Proportional to 410,152, 566,009.76 and 231,304
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Solution
The fourth proportional to 410,152, 566,009.76 and 231,304 is: 319,199.52
Step by Step Solution
- Step 1: Write the proportion equation
410,152 : 566,009.76 = 231,304 : x - Step 2: Convert to fraction form
410,152/566,009.76 = 231,304/x - Step 3: Cross multiply
410,152x = 566,009.76 × 231,304 - Step 4: Simplify right side
410,152x = 130,920,321,527.04 - Step 5: Solve for x
x = 130,920,321,527.04/410,152 - Step 6: Final answer
x = 319,199.52
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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.