Finding the Fourth Proportional to 313,734.24, 432,952.07 and 177,794.07
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Solution
The fourth proportional to 313,734.24, 432,952.07 and 177,794.07 is: 245,355.14
Step by Step Solution
- Step 1: Write the proportion equation
313,734.24 : 432,952.07 = 177,794.07 : x - Step 2: Convert to fraction form
313,734.24/432,952.07 = 177,794.07/x - Step 3: Cross multiply
313,734.24x = 432,952.07 × 177,794.07 - Step 4: Simplify right side
313,734.24x = 76,976,309,751.25 - Step 5: Solve for x
x = 76,976,309,751.25/313,734.24 - Step 6: Final answer
x = 245,355.14
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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.