Finding the Fourth Proportional to 431,838.87, 595,938.50 and 240,864.63
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Solution
The fourth proportional to 431,838.87, 595,938.50 and 240,864.63 is: 332,393.67
Step by Step Solution
- Step 1: Write the proportion equation
431,838.87 : 595,938.50 = 240,864.63 : x - Step 2: Convert to fraction form
431,838.87/595,938.50 = 240,864.63/x - Step 3: Cross multiply
431,838.87x = 595,938.50 × 240,864.63 - Step 4: Simplify right side
431,838.87x = 143,540,506,305.26 - Step 5: Solve for x
x = 143,540,506,305.26/431,838.87 - Step 6: Final answer
x = 332,393.67
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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.