Finding the Fourth Proportional to 302,337.20, 453,678.60 and 115,482.80
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Solution
The fourth proportional to 302,337.20, 453,678.60 and 115,482.80 is: 173,290.20
Step by Step Solution
- Step 1: Write the proportion equation
302,337.20 : 453,678.60 = 115,482.80 : x - Step 2: Convert to fraction form
302,337.20/453,678.60 = 115,482.80/x - Step 3: Cross multiply
302,337.20x = 453,678.60 × 115,482.80 - Step 4: Simplify right side
302,337.20x = 52,392,075,028.08 - Step 5: Solve for x
x = 52,392,075,028.08/302,337.20 - Step 6: Final answer
x = 173,290.20
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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.