Finding the Fourth Proportional to 266,351.48, 367,562.84 and 145,492.80
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Solution
The fourth proportional to 266,351.48, 367,562.84 and 145,492.80 is: 200,778.86
Step by Step Solution
- Step 1: Write the proportion equation
266,351.48 : 367,562.84 = 145,492.80 : x - Step 2: Convert to fraction form
266,351.48/367,562.84 = 145,492.80/x - Step 3: Cross multiply
266,351.48x = 367,562.84 × 145,492.80 - Step 4: Simplify right side
266,351.48x = 53,477,746,767.55 - Step 5: Solve for x
x = 53,477,746,767.55/266,351.48 - Step 6: Final answer
x = 200,778.86
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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.