Finding the Fourth Proportional to 247,520.58, 341,578.74 and 134,343.34
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Solution
The fourth proportional to 247,520.58, 341,578.74 and 134,343.34 is: 185,393.99
Step by Step Solution
- Step 1: Write the proportion equation
247,520.58 : 341,578.74 = 134,343.34 : x - Step 2: Convert to fraction form
247,520.58/341,578.74 = 134,343.34/x - Step 3: Cross multiply
247,520.58x = 341,578.74 × 134,343.34 - Step 4: Simplify right side
247,520.58x = 45,888,828,804.59 - Step 5: Solve for x
x = 45,888,828,804.59/247,520.58 - Step 6: Final answer
x = 185,393.99
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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.