Finding the Fourth Proportional to 351,352.77, 484,868.37 and 190,207.80
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Solution
The fourth proportional to 351,352.77, 484,868.37 and 190,207.80 is: 262,487.60
Step by Step Solution
- Step 1: Write the proportion equation
351,352.77 : 484,868.37 = 190,207.80 : x - Step 2: Convert to fraction form
351,352.77/484,868.37 = 190,207.80/x - Step 3: Cross multiply
351,352.77x = 484,868.37 × 190,207.80 - Step 4: Simplify right side
351,352.77x = 92,225,745,947.29 - Step 5: Solve for x
x = 92,225,745,947.29/351,352.77 - Step 6: Final answer
x = 262,487.60
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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.