Finding the Fourth Proportional to 560,774.07, 773,867.88 and 306,125.19
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Solution
The fourth proportional to 560,774.07, 773,867.88 and 306,125.19 is: 422,452.58
Step by Step Solution
- Step 1: Write the proportion equation
560,774.07 : 773,867.88 = 306,125.19 : x - Step 2: Convert to fraction form
560,774.07/773,867.88 = 306,125.19/x - Step 3: Cross multiply
560,774.07x = 773,867.88 × 306,125.19 - Step 4: Simplify right side
560,774.07x = 236,900,451,799.90 - Step 5: Solve for x
x = 236,900,451,799.90/560,774.07 - Step 6: Final answer
x = 422,452.58
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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.