Finding the Fourth Proportional to 307,910.29, 461,221.62 and 247,612.54
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Solution
The fourth proportional to 307,910.29, 461,221.62 and 247,612.54 is: 370,901.07
Step by Step Solution
- Step 1: Write the proportion equation
307,910.29 : 461,221.62 = 247,612.54 : x - Step 2: Convert to fraction form
307,910.29/461,221.62 = 247,612.54/x - Step 3: Cross multiply
307,910.29x = 461,221.62 × 247,612.54 - Step 4: Simplify right side
307,910.29x = 114,204,256,831.12 - Step 5: Solve for x
x = 114,204,256,831.12/307,910.29 - Step 6: Final answer
x = 370,901.07
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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.