Finding the Fourth Proportional to 540,876.19, 746,343.60 and 299,125.84
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Solution
The fourth proportional to 540,876.19, 746,343.60 and 299,125.84 is: 412,757.41
Step by Step Solution
- Step 1: Write the proportion equation
540,876.19 : 746,343.60 = 299,125.84 : x - Step 2: Convert to fraction form
540,876.19/746,343.60 = 299,125.84/x - Step 3: Cross multiply
540,876.19x = 746,343.60 × 299,125.84 - Step 4: Simplify right side
540,876.19x = 223,250,656,278.62 - Step 5: Solve for x
x = 223,250,656,278.62/540,876.19 - Step 6: Final answer
x = 412,757.41
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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.