Finding the Fourth Proportional to 341,292.29, 470,979.56 and 188,331.68
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Solution
The fourth proportional to 341,292.29, 470,979.56 and 188,331.68 is: 259,895.63
Step by Step Solution
- Step 1: Write the proportion equation
341,292.29 : 470,979.56 = 188,331.68 : x - Step 2: Convert to fraction form
341,292.29/470,979.56 = 188,331.68/x - Step 3: Cross multiply
341,292.29x = 470,979.56 × 188,331.68 - Step 4: Simplify right side
341,292.29x = 88,700,373,428.74 - Step 5: Solve for x
x = 88,700,373,428.74/341,292.29 - Step 6: Final answer
x = 259,895.63
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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.