Finding the Fourth Proportional to 232,831.30, 348,728.55 and 201,727.30
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Solution
The fourth proportional to 232,831.30, 348,728.55 and 201,727.30 is: 302,141.80
Step by Step Solution
- Step 1: Write the proportion equation
232,831.30 : 348,728.55 = 201,727.30 : x - Step 2: Convert to fraction form
232,831.30/348,728.55 = 201,727.30/x - Step 3: Cross multiply
232,831.30x = 348,728.55 × 201,727.30 - Step 4: Simplify right side
232,831.30x = 70,348,068,824.42 - Step 5: Solve for x
x = 70,348,068,824.42/232,831.30 - Step 6: Final answer
x = 302,141.80
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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.