Finding the Fourth Proportional to 767,976.43, 1,151,921.58 and 235,496.00
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Solution
The fourth proportional to 767,976.43, 1,151,921.58 and 235,496.00 is: 353,230.79
Step by Step Solution
- Step 1: Write the proportion equation
767,976.43 : 1,151,921.58 = 235,496.00 : x - Step 2: Convert to fraction form
767,976.43/1,151,921.58 = 235,496.00/x - Step 3: Cross multiply
767,976.43x = 1,151,921.58 × 235,496.00 - Step 4: Simplify right side
767,976.43x = 271,272,918,644.07 - Step 5: Solve for x
x = 271,272,918,644.07/767,976.43 - Step 6: Final answer
x = 353,230.79
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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.