Finding the Fourth Proportional to 246,831.40, 340,628.58 and 133,654.60
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Solution
The fourth proportional to 246,831.40, 340,628.58 and 133,654.60 is: 184,444.02
Step by Step Solution
- Step 1: Write the proportion equation
246,831.40 : 340,628.58 = 133,654.60 : x - Step 2: Convert to fraction form
246,831.40/340,628.58 = 133,654.60/x - Step 3: Cross multiply
246,831.40x = 340,628.58 × 133,654.60 - Step 4: Simplify right side
246,831.40x = 45,526,576,608.47 - Step 5: Solve for x
x = 45,526,576,608.47/246,831.40 - Step 6: Final answer
x = 184,444.02
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1.5x scale
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.