Finding the Fourth Proportional to 247,574.76, 341,653.58 and 134,397.52
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Solution
The fourth proportional to 247,574.76, 341,653.58 and 134,397.52 is: 185,468.80
Step by Step Solution
- Step 1: Write the proportion equation
247,574.76 : 341,653.58 = 134,397.52 : x - Step 2: Convert to fraction form
247,574.76/341,653.58 = 134,397.52/x - Step 3: Cross multiply
247,574.76x = 341,653.58 × 134,397.52 - Step 4: Simplify right side
247,574.76x = 45,917,393,851.12 - Step 5: Solve for x
x = 45,917,393,851.12/247,574.76 - Step 6: Final answer
x = 185,468.80
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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.