Finding the Fourth Proportional to 426,366.80, 588,370.76 and 235,376.09
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Solution
The fourth proportional to 426,366.80, 588,370.76 and 235,376.09 is: 324,810.48
Step by Step Solution
- Step 1: Write the proportion equation
426,366.80 : 588,370.76 = 235,376.09 : x - Step 2: Convert to fraction form
426,366.80/588,370.76 = 235,376.09/x - Step 3: Cross multiply
426,366.80x = 588,370.76 × 235,376.09 - Step 4: Simplify right side
426,366.80x = 138,488,404,840.39 - Step 5: Solve for x
x = 138,488,404,840.39/426,366.80 - Step 6: Final answer
x = 324,810.48
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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.