Finding the Fourth Proportional to 446,831.20, 670,246.80 and 269,246.80
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Solution
The fourth proportional to 446,831.20, 670,246.80 and 269,246.80 is: 403,870.20
Step by Step Solution
- Step 1: Write the proportion equation
446,831.20 : 670,246.80 = 269,246.80 : x - Step 2: Convert to fraction form
446,831.20/670,246.80 = 269,246.80/x - Step 3: Cross multiply
446,831.20x = 670,246.80 × 269,246.80 - Step 4: Simplify right side
446,831.20x = 180,461,806,110.24 - Step 5: Solve for x
x = 180,461,806,110.24/446,831.20 - Step 6: Final answer
x = 403,870.20
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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.