Finding the Fourth Proportional to 438,570.62, 605,227.27 and 237,366.62
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Solution
The fourth proportional to 438,570.62, 605,227.27 and 237,366.62 is: 327,565.84
Step by Step Solution
- Step 1: Write the proportion equation
438,570.62 : 605,227.27 = 237,366.62 : x - Step 2: Convert to fraction form
438,570.62/605,227.27 = 237,366.62/x - Step 3: Cross multiply
438,570.62x = 605,227.27 × 237,366.62 - Step 4: Simplify right side
438,570.62x = 143,660,751,411.73 - Step 5: Solve for x
x = 143,660,751,411.73/438,570.62 - Step 6: Final answer
x = 327,565.84
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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.