Finding the Fourth Proportional to 632,626.62, 948,940.53 and 258,649.62
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Solution
The fourth proportional to 632,626.62, 948,940.53 and 258,649.62 is: 387,974.68
Step by Step Solution
- Step 1: Write the proportion equation
632,626.62 : 948,940.53 = 258,649.62 : x - Step 2: Convert to fraction form
632,626.62/948,940.53 = 258,649.62/x - Step 3: Cross multiply
632,626.62x = 948,940.53 × 258,649.62 - Step 4: Simplify right side
632,626.62x = 245,443,107,487.10 - Step 5: Solve for x
x = 245,443,107,487.10/632,626.62 - Step 6: Final answer
x = 387,974.68
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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.