Finding the Fourth Proportional to 351,397.26, 527,194.26 and 141,182.82
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Solution
The fourth proportional to 351,397.26, 527,194.26 and 141,182.82 is: 211,813.75
Step by Step Solution
- Step 1: Write the proportion equation
351,397.26 : 527,194.26 = 141,182.82 : x - Step 2: Convert to fraction form
351,397.26/527,194.26 = 141,182.82/x - Step 3: Cross multiply
351,397.26x = 527,194.26 × 141,182.82 - Step 4: Simplify right side
351,397.26x = 74,430,772,314.61 - Step 5: Solve for x
x = 74,430,772,314.61/351,397.26 - Step 6: Final answer
x = 211,813.75
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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.