Finding the Fourth Proportional to 461,325.60, 636,614.88 and 270,466.10
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Solution
The fourth proportional to 461,325.60, 636,614.88 and 270,466.10 is: 373,234.75
Step by Step Solution
- Step 1: Write the proportion equation
461,325.60 : 636,614.88 = 270,466.10 : x - Step 2: Convert to fraction form
461,325.60/636,614.88 = 270,466.10/x - Step 3: Cross multiply
461,325.60x = 636,614.88 × 270,466.10 - Step 4: Simplify right side
461,325.60x = 172,182,743,795.57 - Step 5: Solve for x
x = 172,182,743,795.57/461,325.60 - Step 6: Final answer
x = 373,234.75
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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.