Finding the Fourth Proportional to 431,663.20, 595,701.84 and 240,670.24
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Solution
The fourth proportional to 431,663.20, 595,701.84 and 240,670.24 is: 332,128.62
Step by Step Solution
- Step 1: Write the proportion equation
431,663.20 : 595,701.84 = 240,670.24 : x - Step 2: Convert to fraction form
431,663.20/595,701.84 = 240,670.24/x - Step 3: Cross multiply
431,663.20x = 595,701.84 × 240,670.24 - Step 4: Simplify right side
431,663.20x = 143,367,704,801.24 - Step 5: Solve for x
x = 143,367,704,801.24/431,663.20 - Step 6: Final answer
x = 332,128.62
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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.