Finding the Fourth Proportional to 297,796.48, 446,749.44 and 98,128.64
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Solution
The fourth proportional to 297,796.48, 446,749.44 and 98,128.64 is: 147,210.99
Step by Step Solution
- Step 1: Write the proportion equation
297,796.48 : 446,749.44 = 98,128.64 : x - Step 2: Convert to fraction form
297,796.48/446,749.44 = 98,128.64/x - Step 3: Cross multiply
297,796.48x = 446,749.44 × 98,128.64 - Step 4: Simplify right side
297,796.48x = 43,838,914,967.96 - Step 5: Solve for x
x = 43,838,914,967.96/297,796.48 - Step 6: Final answer
x = 147,210.99
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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.