Finding the Fourth Proportional to 341,724.70, 512,587.05 and 247,246.30
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Solution
The fourth proportional to 341,724.70, 512,587.05 and 247,246.30 is: 370,869.45
Step by Step Solution
- Step 1: Write the proportion equation
341,724.70 : 512,587.05 = 247,246.30 : x - Step 2: Convert to fraction form
341,724.70/512,587.05 = 247,246.30/x - Step 3: Cross multiply
341,724.70x = 512,587.05 × 247,246.30 - Step 4: Simplify right side
341,724.70x = 126,735,251,540.42 - Step 5: Solve for x
x = 126,735,251,540.42/341,724.70 - Step 6: Final answer
x = 370,869.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.