Finding the Fourth Proportional to 240,629.19, 361,298.62 and 134,221.05
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Solution
The fourth proportional to 240,629.19, 361,298.62 and 134,221.05 is: 201,529.49
Step by Step Solution
- Step 1: Write the proportion equation
240,629.19 : 361,298.62 = 134,221.05 : x - Step 2: Convert to fraction form
240,629.19/361,298.62 = 134,221.05/x - Step 3: Cross multiply
240,629.19x = 361,298.62 × 134,221.05 - Step 4: Simplify right side
240,629.19x = 48,493,878,733.38 - Step 5: Solve for x
x = 48,493,878,733.38/240,629.19 - Step 6: Final answer
x = 201,529.49
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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.