Finding the Fourth Proportional to 201,671.40, 302,507.10 and 173,677.80
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Solution
The fourth proportional to 201,671.40, 302,507.10 and 173,677.80 is: 260,516.70
Step by Step Solution
- Step 1: Write the proportion equation
201,671.40 : 302,507.10 = 173,677.80 : x - Step 2: Convert to fraction form
201,671.40/302,507.10 = 173,677.80/x - Step 3: Cross multiply
201,671.40x = 302,507.10 × 173,677.80 - Step 4: Simplify right side
201,671.40x = 52,538,767,612.38 - Step 5: Solve for x
x = 52,538,767,612.38/201,671.40 - Step 6: Final answer
x = 260,516.70
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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.