Finding the Fourth Proportional to 341,775.21, 512,216.91 and 247,323.54
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Solution
The fourth proportional to 341,775.21, 512,216.91 and 247,323.54 is: 370,662.63
Step by Step Solution
- Step 1: Write the proportion equation
341,775.21 : 512,216.91 = 247,323.54 : x - Step 2: Convert to fraction form
341,775.21/512,216.91 = 247,323.54/x - Step 3: Cross multiply
341,775.21x = 512,216.91 × 247,323.54 - Step 4: Simplify right side
341,775.21x = 126,683,299,429.06 - Step 5: Solve for x
x = 126,683,299,429.06/341,775.21 - Step 6: Final answer
x = 370,662.63
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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.