Finding the Fourth Proportional to 560,956.54, 840,934.63 and 205,888.18
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Solution
The fourth proportional to 560,956.54, 840,934.63 and 205,888.18 is: 308,648.69
Step by Step Solution
- Step 1: Write the proportion equation
560,956.54 : 840,934.63 = 205,888.18 : x - Step 2: Convert to fraction form
560,956.54/840,934.63 = 205,888.18/x - Step 3: Cross multiply
560,956.54x = 840,934.63 × 205,888.18 - Step 4: Simplify right side
560,956.54x = 173,138,500,469.67 - Step 5: Solve for x
x = 173,138,500,469.67/560,956.54 - Step 6: Final answer
x = 308,648.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.