Finding the Fourth Proportional to 247,473.68, 341,520.24 and 134,296.48
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Solution
The fourth proportional to 247,473.68, 341,520.24 and 134,296.48 is: 185,332.70
Step by Step Solution
- Step 1: Write the proportion equation
247,473.68 : 341,520.24 = 134,296.48 : x - Step 2: Convert to fraction form
247,473.68/341,520.24 = 134,296.48/x - Step 3: Cross multiply
247,473.68x = 341,520.24 × 134,296.48 - Step 4: Simplify right side
247,473.68x = 45,864,966,080.76 - Step 5: Solve for x
x = 45,864,966,080.76/247,473.68 - Step 6: Final answer
x = 185,332.70
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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.