Finding the Fourth Proportional to 519,928.92, 779,937.12 and 182,934.06
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Solution
The fourth proportional to 519,928.92, 779,937.12 and 182,934.06 is: 274,416.48
Step by Step Solution
- Step 1: Write the proportion equation
519,928.92 : 779,937.12 = 182,934.06 : x - Step 2: Convert to fraction form
519,928.92/779,937.12 = 182,934.06/x - Step 3: Cross multiply
519,928.92x = 779,937.12 × 182,934.06 - Step 4: Simplify right side
519,928.92x = 142,677,063,906.31 - Step 5: Solve for x
x = 142,677,063,906.31/519,928.92 - Step 6: Final answer
x = 274,416.48
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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.