Finding the Fourth Proportional to 546,716.80, 819,783.60 and 230,816.80
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Solution
The fourth proportional to 546,716.80, 819,783.60 and 230,816.80 is: 346,102.09
Step by Step Solution
- Step 1: Write the proportion equation
546,716.80 : 819,783.60 = 230,816.80 : x - Step 2: Convert to fraction form
546,716.80/819,783.60 = 230,816.80/x - Step 3: Cross multiply
546,716.80x = 819,783.60 × 230,816.80 - Step 4: Simplify right side
546,716.80x = 189,219,827,244.48 - Step 5: Solve for x
x = 189,219,827,244.48/546,716.80 - Step 6: Final answer
x = 346,102.09
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1.5x scale
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.