Finding the Fourth Proportional to 426,363.80, 588,366.62 and 235,373.09
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Solution
The fourth proportional to 426,363.80, 588,366.62 and 235,373.09 is: 324,806.34
Step by Step Solution
- Step 1: Write the proportion equation
426,363.80 : 588,366.62 = 235,373.09 : x - Step 2: Convert to fraction form
426,363.80/588,366.62 = 235,373.09/x - Step 3: Cross multiply
426,363.80x = 588,366.62 × 235,373.09 - Step 4: Simplify right side
426,363.80x = 138,485,665,283.56 - Step 5: Solve for x
x = 138,485,665,283.56/426,363.80 - Step 6: Final answer
x = 324,806.34
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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.