Finding the Fourth Proportional to 513,872.93, 770,861.25 and 176,869.31
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Solution
The fourth proportional to 513,872.93, 770,861.25 and 176,869.31 is: 265,321.80
Step by Step Solution
- Step 1: Write the proportion equation
513,872.93 : 770,861.25 = 176,869.31 : x - Step 2: Convert to fraction form
513,872.93/770,861.25 = 176,869.31/x - Step 3: Cross multiply
513,872.93x = 770,861.25 × 176,869.31 - Step 4: Simplify right side
513,872.93x = 136,341,693,538.93 - Step 5: Solve for x
x = 136,341,693,538.93/513,872.93 - Step 6: Final answer
x = 265,321.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.