Finding the Fourth Proportional to 560,129.01, 840,318.43 and 160,738.65
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Solution
The fourth proportional to 560,129.01, 840,318.43 and 160,738.65 is: 241,143.83
Step by Step Solution
- Step 1: Write the proportion equation
560,129.01 : 840,318.43 = 160,738.65 : x - Step 2: Convert to fraction form
560,129.01/840,318.43 = 160,738.65/x - Step 3: Cross multiply
560,129.01x = 840,318.43 × 160,738.65 - Step 4: Simplify right side
560,129.01x = 135,071,651,819.18 - Step 5: Solve for x
x = 135,071,651,819.18/560,129.01 - Step 6: Final answer
x = 241,143.83
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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.