Finding the Fourth Proportional to 330,881.07, 456,696.99 and 187,724.91
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Solution
The fourth proportional to 330,881.07, 456,696.99 and 187,724.91 is: 259,106.40
Step by Step Solution
- Step 1: Write the proportion equation
330,881.07 : 456,696.99 = 187,724.91 : x - Step 2: Convert to fraction form
330,881.07/456,696.99 = 187,724.91/x - Step 3: Cross multiply
330,881.07x = 456,696.99 × 187,724.91 - Step 4: Simplify right side
330,881.07x = 85,733,401,345.02 - Step 5: Solve for x
x = 85,733,401,345.02/330,881.07 - Step 6: Final answer
x = 259,106.40
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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.