Finding the Fourth Proportional to 259,207.75, 388,811.63 and 62,215.75
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Solution
The fourth proportional to 259,207.75, 388,811.63 and 62,215.75 is: 93,323.63
Step by Step Solution
- Step 1: Write the proportion equation
259,207.75 : 388,811.63 = 62,215.75 : x - Step 2: Convert to fraction form
259,207.75/388,811.63 = 62,215.75/x - Step 3: Cross multiply
259,207.75x = 388,811.63 × 62,215.75 - Step 4: Simplify right side
259,207.75x = 24,190,207,169.17 - Step 5: Solve for x
x = 24,190,207,169.17/259,207.75 - Step 6: Final answer
x = 93,323.63
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1.5x scale
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.