Finding the Fourth Proportional to 330,143.99, 494,772.50 and 180,159.53
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Solution
The fourth proportional to 330,143.99, 494,772.50 and 180,159.53 is: 269,997.28
Step by Step Solution
- Step 1: Write the proportion equation
330,143.99 : 494,772.50 = 180,159.53 : x - Step 2: Convert to fraction form
330,143.99/494,772.50 = 180,159.53/x - Step 3: Cross multiply
330,143.99x = 494,772.50 × 180,159.53 - Step 4: Simplify right side
330,143.99x = 89,137,979,033.46 - Step 5: Solve for x
x = 89,137,979,033.46/330,143.99 - Step 6: Final answer
x = 269,997.28
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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.