Finding the Fourth Proportional to 431,704.16, 595,759.08 and 238,134.08
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Solution
The fourth proportional to 431,704.16, 595,759.08 and 238,134.08 is: 328,629.08
Step by Step Solution
- Step 1: Write the proportion equation
431,704.16 : 595,759.08 = 238,134.08 : x - Step 2: Convert to fraction form
431,704.16/595,759.08 = 238,134.08/x - Step 3: Cross multiply
431,704.16x = 595,759.08 × 238,134.08 - Step 4: Simplify right side
431,704.16x = 141,870,540,417.45 - Step 5: Solve for x
x = 141,870,540,417.45/431,704.16 - Step 6: Final answer
x = 328,629.08
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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.