Finding the Fourth Proportional to 201,870.10, 302,477.10 and 173,657.80
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Solution
The fourth proportional to 201,870.10, 302,477.10 and 173,657.80 is: 260,204.50
Step by Step Solution
- Step 1: Write the proportion equation
201,870.10 : 302,477.10 = 173,657.80 : x - Step 2: Convert to fraction form
201,870.10/302,477.10 = 173,657.80/x - Step 3: Cross multiply
201,870.10x = 302,477.10 × 173,657.80 - Step 4: Simplify right side
201,870.10x = 52,527,507,736.38 - Step 5: Solve for x
x = 52,527,507,736.38/201,870.10 - Step 6: Final answer
x = 260,204.50
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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.