Finding the Fourth Proportional to 652,717.81, 979,056.18 and 179,399.08
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Solution
The fourth proportional to 652,717.81, 979,056.18 and 179,399.08 is: 269,092.98
Step by Step Solution
- Step 1: Write the proportion equation
652,717.81 : 979,056.18 = 179,399.08 : x - Step 2: Convert to fraction form
652,717.81/979,056.18 = 179,399.08/x - Step 3: Cross multiply
652,717.81x = 979,056.18 × 179,399.08 - Step 4: Simplify right side
652,717.81x = 175,641,777,960.31 - Step 5: Solve for x
x = 175,641,777,960.31/652,717.81 - Step 6: Final answer
x = 269,092.98
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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.