Finding the Fourth Proportional to 816,546.24, 1,126,850.40 and 453,984.48
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Solution
The fourth proportional to 816,546.24, 1,126,850.40 and 453,984.48 is: 626,507.81
Step by Step Solution
- Step 1: Write the proportion equation
816,546.24 : 1,126,850.40 = 453,984.48 : x - Step 2: Convert to fraction form
816,546.24/1,126,850.40 = 453,984.48/x - Step 3: Cross multiply
816,546.24x = 1,126,850.40 × 453,984.48 - Step 4: Simplify right side
816,546.24x = 511,572,592,881.79 - Step 5: Solve for x
x = 511,572,592,881.79/816,546.24 - Step 6: Final answer
x = 626,507.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.