Finding the Fourth Proportional to 307,961.60, 461,596.80 and 174,905.60
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Solution
The fourth proportional to 307,961.60, 461,596.80 and 174,905.60 is: 262,162.12
Step by Step Solution
- Step 1: Write the proportion equation
307,961.60 : 461,596.80 = 174,905.60 : x - Step 2: Convert to fraction form
307,961.60/461,596.80 = 174,905.60/x - Step 3: Cross multiply
307,961.60x = 461,596.80 × 174,905.60 - Step 4: Simplify right side
307,961.60x = 80,735,865,262.08 - Step 5: Solve for x
x = 80,735,865,262.08/307,961.60 - Step 6: Final answer
x = 262,162.12
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1.5x scale
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.