Finding the Fourth Proportional to 393,285.76, 590,125.54 and 180,053.26
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Solution
The fourth proportional to 393,285.76, 590,125.54 and 180,053.26 is: 270,170.03
Step by Step Solution
- Step 1: Write the proportion equation
393,285.76 : 590,125.54 = 180,053.26 : x - Step 2: Convert to fraction form
393,285.76/590,125.54 = 180,053.26/x - Step 3: Cross multiply
393,285.76x = 590,125.54 × 180,053.26 - Step 4: Simplify right side
393,285.76x = 106,254,027,286.26 - Step 5: Solve for x
x = 106,254,027,286.26/393,285.76 - Step 6: Final answer
x = 270,170.03
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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.