Finding the Fourth Proportional to 431,663.06, 595,695.40 and 240,672.62
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Solution
The fourth proportional to 431,663.06, 595,695.40 and 240,672.62 is: 332,128.43
Step by Step Solution
- Step 1: Write the proportion equation
431,663.06 : 595,695.40 = 240,672.62 : x - Step 2: Convert to fraction form
431,663.06/595,695.40 = 240,672.62/x - Step 3: Cross multiply
431,663.06x = 595,695.40 × 240,672.62 - Step 4: Simplify right side
431,663.06x = 143,367,572,639.95 - Step 5: Solve for x
x = 143,367,572,639.95/431,663.06 - Step 6: Final answer
x = 332,128.43
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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.