Finding the Fourth Proportional to 438,240.24, 604,789.56 and 247,252.68
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Solution
The fourth proportional to 438,240.24, 604,789.56 and 247,252.68 is: 341,218.87
Step by Step Solution
- Step 1: Write the proportion equation
438,240.24 : 604,789.56 = 247,252.68 : x - Step 2: Convert to fraction form
438,240.24/604,789.56 = 247,252.68/x - Step 3: Cross multiply
438,240.24x = 604,789.56 × 247,252.68 - Step 4: Simplify right side
438,240.24x = 149,535,839,546.02 - Step 5: Solve for x
x = 149,535,839,546.02/438,240.24 - Step 6: Final answer
x = 341,218.87
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1.5x scale
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.