Finding the Fourth Proportional to 508,261.06, 762,394.22 and 171,304.63
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Solution
The fourth proportional to 508,261.06, 762,394.22 and 171,304.63 is: 256,957.84
Step by Step Solution
- Step 1: Write the proportion equation
508,261.06 : 762,394.22 = 171,304.63 : x - Step 2: Convert to fraction form
508,261.06/762,394.22 = 171,304.63/x - Step 3: Cross multiply
508,261.06x = 762,394.22 × 171,304.63 - Step 4: Simplify right side
508,261.06x = 130,601,663,704.29 - Step 5: Solve for x
x = 130,601,663,704.29/508,261.06 - Step 6: Final answer
x = 256,957.84
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1.5x scale
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.