Finding the Fourth Proportional to 341,412.99, 471,149.97 and 188,451.23
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Solution
The fourth proportional to 341,412.99, 471,149.97 and 188,451.23 is: 260,062.71
Step by Step Solution
- Step 1: Write the proportion equation
341,412.99 : 471,149.97 = 188,451.23 : x - Step 2: Convert to fraction form
341,412.99/471,149.97 = 188,451.23/x - Step 3: Cross multiply
341,412.99x = 471,149.97 × 188,451.23 - Step 4: Simplify right side
341,412.99x = 88,788,788,298.52 - Step 5: Solve for x
x = 88,788,788,298.52/341,412.99 - Step 6: Final answer
x = 260,062.71
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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.