Finding the Fourth Proportional to 330,882.84, 456,699.42 and 187,726.68
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Solution
The fourth proportional to 330,882.84, 456,699.42 and 187,726.68 is: 259,108.83
Step by Step Solution
- Step 1: Write the proportion equation
330,882.84 : 456,699.42 = 187,726.68 : x - Step 2: Convert to fraction form
330,882.84/456,699.42 = 187,726.68/x - Step 3: Cross multiply
330,882.84x = 456,699.42 × 187,726.68 - Step 4: Simplify right side
330,882.84x = 85,734,665,874.53 - Step 5: Solve for x
x = 85,734,665,874.53/330,882.84 - Step 6: Final answer
x = 259,108.83
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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.