Finding the Fourth Proportional to 454,267.44, 626,889.08 and 263,391.55
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Solution
The fourth proportional to 454,267.44, 626,889.08 and 263,391.55 is: 363,480.35
Step by Step Solution
- Step 1: Write the proportion equation
454,267.44 : 626,889.08 = 263,391.55 : x - Step 2: Convert to fraction form
454,267.44/626,889.08 = 263,391.55/x - Step 3: Cross multiply
454,267.44x = 626,889.08 × 263,391.55 - Step 4: Simplify right side
454,267.44x = 165,117,286,459.27 - Step 5: Solve for x
x = 165,117,286,459.27/454,267.44 - Step 6: Final answer
x = 363,480.35
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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.