Finding the Fourth Proportional to 307,619.92, 461,427.02 and 97,257.88
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Solution
The fourth proportional to 307,619.92, 461,427.02 and 97,257.88 is: 145,885.92
Step by Step Solution
- Step 1: Write the proportion equation
307,619.92 : 461,427.02 = 97,257.88 : x - Step 2: Convert to fraction form
307,619.92/461,427.02 = 97,257.88/x - Step 3: Cross multiply
307,619.92x = 461,427.02 × 97,257.88 - Step 4: Simplify right side
307,619.92x = 44,877,413,739.92 - Step 5: Solve for x
x = 44,877,413,739.92/307,619.92 - Step 6: Final answer
x = 145,885.92
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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.