Finding the Fourth Proportional to 353,067.26, 529,428.68 and 125,285.75
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Solution
The fourth proportional to 353,067.26, 529,428.68 and 125,285.75 is: 187,867.51
Step by Step Solution
- Step 1: Write the proportion equation
353,067.26 : 529,428.68 = 125,285.75 : x - Step 2: Convert to fraction form
353,067.26/529,428.68 = 125,285.75/x - Step 3: Cross multiply
353,067.26x = 529,428.68 × 125,285.75 - Step 4: Simplify right side
353,067.26x = 66,329,868,618.88 - Step 5: Solve for x
x = 66,329,868,618.88/353,067.26 - Step 6: Final answer
x = 187,867.51
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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.