Finding the Fourth Proportional to 273,524.12, 377,482.30 and 152,688.99
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Solution
The fourth proportional to 273,524.12, 377,482.30 and 152,688.99 is: 210,721.42
Step by Step Solution
- Step 1: Write the proportion equation
273,524.12 : 377,482.30 = 152,688.99 : x - Step 2: Convert to fraction form
273,524.12/377,482.30 = 152,688.99/x - Step 3: Cross multiply
273,524.12x = 377,482.30 × 152,688.99 - Step 4: Simplify right side
273,524.12x = 57,637,391,129.88 - Step 5: Solve for x
x = 57,637,391,129.88/273,524.12 - Step 6: Final answer
x = 210,721.42
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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.