Finding the Fourth Proportional to 298,197.99, 411,482.46 and 177,315.92
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Solution
The fourth proportional to 298,197.99, 411,482.46 and 177,315.92 is: 244,677.68
Step by Step Solution
- Step 1: Write the proportion equation
298,197.99 : 411,482.46 = 177,315.92 : x - Step 2: Convert to fraction form
298,197.99/411,482.46 = 177,315.92/x - Step 3: Cross multiply
298,197.99x = 411,482.46 × 177,315.92 - Step 4: Simplify right side
298,197.99x = 72,962,391,109.34 - Step 5: Solve for x
x = 72,962,391,109.34/298,197.99 - Step 6: Final answer
x = 244,677.68
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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.