Finding the Fourth Proportional to 373,970.36, 560,622.09 and 137,258.12
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Solution
The fourth proportional to 373,970.36, 560,622.09 and 137,258.12 is: 205,764.79
Step by Step Solution
- Step 1: Write the proportion equation
373,970.36 : 560,622.09 = 137,258.12 : x - Step 2: Convert to fraction form
373,970.36/560,622.09 = 137,258.12/x - Step 3: Cross multiply
373,970.36x = 560,622.09 × 137,258.12 - Step 4: Simplify right side
373,970.36x = 76,949,934,103.87 - Step 5: Solve for x
x = 76,949,934,103.87/373,970.36 - Step 6: Final answer
x = 205,764.79
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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.