Finding the Fourth Proportional to 626,558.09, 939,717.99 and 177,170.63
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Solution
The fourth proportional to 626,558.09, 939,717.99 and 177,170.63 is: 265,722.25
Step by Step Solution
- Step 1: Write the proportion equation
626,558.09 : 939,717.99 = 177,170.63 : x - Step 2: Convert to fraction form
626,558.09/939,717.99 = 177,170.63/x - Step 3: Cross multiply
626,558.09x = 939,717.99 × 177,170.63 - Step 4: Simplify right side
626,558.09x = 166,490,423,612.04 - Step 5: Solve for x
x = 166,490,423,612.04/626,558.09 - Step 6: Final answer
x = 265,722.25
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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.