Finding the Fourth Proportional to 341,317.53, 471,014.90 and 188,357.13
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Solution
The fourth proportional to 341,317.53, 471,014.90 and 188,357.13 is: 259,931.02
Step by Step Solution
- Step 1: Write the proportion equation
341,317.53 : 471,014.90 = 188,357.13 : x - Step 2: Convert to fraction form
341,317.53/471,014.90 = 188,357.13/x - Step 3: Cross multiply
341,317.53x = 471,014.90 × 188,357.13 - Step 4: Simplify right side
341,317.53x = 88,719,014,751.24 - Step 5: Solve for x
x = 88,719,014,751.24/341,317.53 - Step 6: Final answer
x = 259,931.02
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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.