Finding the Fourth Proportional to 725,588.80, 1,088,392.26 and 193,106.54
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Solution
The fourth proportional to 725,588.80, 1,088,392.26 and 193,106.54 is: 289,662.23
Step by Step Solution
- Step 1: Write the proportion equation
725,588.80 : 1,088,392.26 = 193,106.54 : x - Step 2: Convert to fraction form
725,588.80/1,088,392.26 = 193,106.54/x - Step 3: Cross multiply
725,588.80x = 1,088,392.26 × 193,106.54 - Step 4: Simplify right side
725,588.80x = 210,175,666,936.51 - Step 5: Solve for x
x = 210,175,666,936.51/725,588.80 - Step 6: Final answer
x = 289,662.23
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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.