Finding the Fourth Proportional to 658,454.49, 987,674.54 and 159,818.49
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Solution
The fourth proportional to 658,454.49, 987,674.54 and 159,818.49 is: 239,725.99
Step by Step Solution
- Step 1: Write the proportion equation
658,454.49 : 987,674.54 = 159,818.49 : x - Step 2: Convert to fraction form
658,454.49/987,674.54 = 159,818.49/x - Step 3: Cross multiply
658,454.49x = 987,674.54 × 159,818.49 - Step 4: Simplify right side
658,454.49x = 157,848,652,795.15 - Step 5: Solve for x
x = 157,848,652,795.15/658,454.49 - Step 6: Final answer
x = 239,725.99
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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.