Finding the Fourth Proportional to 556,927.92, 835,258.08 and 257,120.48
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Solution
The fourth proportional to 556,927.92, 835,258.08 and 257,120.48 is: 385,618.95
Step by Step Solution
- Step 1: Write the proportion equation
556,927.92 : 835,258.08 = 257,120.48 : x - Step 2: Convert to fraction form
556,927.92/835,258.08 = 257,120.48/x - Step 3: Cross multiply
556,927.92x = 835,258.08 × 257,120.48 - Step 4: Simplify right side
556,927.92x = 214,761,958,453.48 - Step 5: Solve for x
x = 214,761,958,453.48/556,927.92 - Step 6: Final answer
x = 385,618.95
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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.