Finding the Fourth Proportional to 309,110.19, 463,696.75 and 106,679.95
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Solution
The fourth proportional to 309,110.19, 463,696.75 and 106,679.95 is: 160,030.78
Step by Step Solution
- Step 1: Write the proportion equation
309,110.19 : 463,696.75 = 106,679.95 : x - Step 2: Convert to fraction form
309,110.19/463,696.75 = 106,679.95/x - Step 3: Cross multiply
309,110.19x = 463,696.75 × 106,679.95 - Step 4: Simplify right side
309,110.19x = 49,467,146,105.16 - Step 5: Solve for x
x = 49,467,146,105.16/309,110.19 - Step 6: Final answer
x = 160,030.78
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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.