Finding the Fourth Proportional to 330,032.76, 494,420.71 and 187,976.08
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Solution
The fourth proportional to 330,032.76, 494,420.71 and 187,976.08 is: 281,606.19
Step by Step Solution
- Step 1: Write the proportion equation
330,032.76 : 494,420.71 = 187,976.08 : x - Step 2: Convert to fraction form
330,032.76/494,420.71 = 187,976.08/x - Step 3: Cross multiply
330,032.76x = 494,420.71 × 187,976.08 - Step 4: Simplify right side
330,032.76x = 92,939,266,936.62 - Step 5: Solve for x
x = 92,939,266,936.62/330,032.76 - Step 6: Final answer
x = 281,606.19
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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.