Finding the Fourth Proportional to 454,078.13, 626,627.97 and 263,202.23
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Solution
The fourth proportional to 454,078.13, 626,627.97 and 263,202.23 is: 363,219.17
Step by Step Solution
- Step 1: Write the proportion equation
454,078.13 : 626,627.97 = 263,202.23 : x - Step 2: Convert to fraction form
454,078.13/626,627.97 = 263,202.23/x - Step 3: Cross multiply
454,078.13x = 626,627.97 × 263,202.23 - Step 4: Simplify right side
454,078.13x = 164,929,880,650.94 - Step 5: Solve for x
x = 164,929,880,650.94/454,078.13 - Step 6: Final answer
x = 363,219.17
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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.