Finding the Fourth Proportional to 277,135.99, 382,448.23 and 149,811.59
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Solution
The fourth proportional to 277,135.99, 382,448.23 and 149,811.59 is: 206,740.29
Step by Step Solution
- Step 1: Write the proportion equation
277,135.99 : 382,448.23 = 149,811.59 : x - Step 2: Convert to fraction form
277,135.99/382,448.23 = 149,811.59/x - Step 3: Cross multiply
277,135.99x = 382,448.23 × 149,811.59 - Step 4: Simplify right side
277,135.99x = 57,295,177,239.81 - Step 5: Solve for x
x = 57,295,177,239.81/277,135.99 - Step 6: Final answer
x = 206,740.29
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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.