Finding the Fourth Proportional to 585,729.74, 877,591.62 and 319,676.94
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Solution
The fourth proportional to 585,729.74, 877,591.62 and 319,676.94 is: 478,968.01
Step by Step Solution
- Step 1: Write the proportion equation
585,729.74 : 877,591.62 = 319,676.94 : x - Step 2: Convert to fraction form
585,729.74/877,591.62 = 319,676.94/x - Step 3: Cross multiply
585,729.74x = 877,591.62 × 319,676.94 - Step 4: Simplify right side
585,729.74x = 280,545,803,651.24 - Step 5: Solve for x
x = 280,545,803,651.24/585,729.74 - Step 6: Final answer
x = 478,968.01
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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.