Finding the Fourth Proportional to 454,079.13, 626,629.35 and 263,203.23
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Solution
The fourth proportional to 454,079.13, 626,629.35 and 263,203.23 is: 363,220.54
Step by Step Solution
- Step 1: Write the proportion equation
454,079.13 : 626,629.35 = 263,203.23 : x - Step 2: Convert to fraction form
454,079.13/626,629.35 = 263,203.23/x - Step 3: Cross multiply
454,079.13x = 626,629.35 × 263,203.23 - Step 4: Simplify right side
454,079.13x = 164,930,868,932.80 - Step 5: Solve for x
x = 164,930,868,932.80/454,079.13 - Step 6: Final answer
x = 363,220.54
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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.