Finding the Fourth Proportional to 344,831.12, 475,795.64 and 201,563.45
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Solution
The fourth proportional to 344,831.12, 475,795.64 and 201,563.45 is: 278,115.88
Step by Step Solution
- Step 1: Write the proportion equation
344,831.12 : 475,795.64 = 201,563.45 : x - Step 2: Convert to fraction form
344,831.12/475,795.64 = 201,563.45/x - Step 3: Cross multiply
344,831.12x = 475,795.64 × 201,563.45 - Step 4: Simplify right side
344,831.12x = 95,903,008,818.29 - Step 5: Solve for x
x = 95,903,008,818.29/344,831.12 - Step 6: Final answer
x = 278,115.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.