Finding the Fourth Proportional to 431,837.87, 595,937.12 and 240,863.63
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Solution
The fourth proportional to 431,837.87, 595,937.12 and 240,863.63 is: 332,392.28
Step by Step Solution
- Step 1: Write the proportion equation
431,837.87 : 595,937.12 = 240,863.63 : x - Step 2: Convert to fraction form
431,837.87/595,937.12 = 240,863.63/x - Step 3: Cross multiply
431,837.87x = 595,937.12 × 240,863.63 - Step 4: Simplify right side
431,837.87x = 143,539,573,790.94 - Step 5: Solve for x
x = 143,539,573,790.94/431,837.87 - Step 6: Final answer
x = 332,392.28
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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.