Finding the Fourth Proportional to 670,392.92, 925,160.49 and 364,489.90
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Solution
The fourth proportional to 670,392.92, 925,160.49 and 364,489.90 is: 503,005.99
Step by Step Solution
- Step 1: Write the proportion equation
670,392.92 : 925,160.49 = 364,489.90 : x - Step 2: Convert to fraction form
670,392.92/925,160.49 = 364,489.90/x - Step 3: Cross multiply
670,392.92x = 925,160.49 × 364,489.90 - Step 4: Simplify right side
670,392.92x = 337,211,654,484.05 - Step 5: Solve for x
x = 337,211,654,484.05/670,392.92 - Step 6: Final answer
x = 503,005.99
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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.