Finding the Fourth Proportional to 811,762.70, 1,218,063.99 and 588,962.07
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Solution
The fourth proportional to 811,762.70, 1,218,063.99 and 588,962.07 is: 883,747.79
Step by Step Solution
- Step 1: Write the proportion equation
811,762.70 : 1,218,063.99 = 588,962.07 : x - Step 2: Convert to fraction form
811,762.70/1,218,063.99 = 588,962.07/x - Step 3: Cross multiply
811,762.70x = 1,218,063.99 × 588,962.07 - Step 4: Simplify right side
811,762.70x = 717,393,491,151.47 - Step 5: Solve for x
x = 717,393,491,151.47/811,762.70 - Step 6: Final answer
x = 883,747.79
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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.