Finding the Fourth Proportional to 585,181.75, 877,772.99 and 141,949.75
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Solution
The fourth proportional to 585,181.75, 877,772.99 and 141,949.75 is: 212,924.71
Step by Step Solution
- Step 1: Write the proportion equation
585,181.75 : 877,772.99 = 141,949.75 : x - Step 2: Convert to fraction form
585,181.75/877,772.99 = 141,949.75/x - Step 3: Cross multiply
585,181.75x = 877,772.99 × 141,949.75 - Step 4: Simplify right side
585,181.75x = 124,599,656,487.25 - Step 5: Solve for x
x = 124,599,656,487.25/585,181.75 - Step 6: Final answer
x = 212,924.71
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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.