Finding the Fourth Proportional to 444,277.50, 612,465.26 and 316,731.66
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Solution
The fourth proportional to 444,277.50, 612,465.26 and 316,731.66 is: 436,635.07
Step by Step Solution
- Step 1: Write the proportion equation
444,277.50 : 612,465.26 = 316,731.66 : x - Step 2: Convert to fraction form
444,277.50/612,465.26 = 316,731.66/x - Step 3: Cross multiply
444,277.50x = 612,465.26 × 316,731.66 - Step 4: Simplify right side
444,277.50x = 193,987,138,492.13 - Step 5: Solve for x
x = 193,987,138,492.13/444,277.50 - Step 6: Final answer
x = 436,635.07
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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.