Finding the Fourth Proportional to 609,519.76, 914,339.79 and 210,107.95
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Solution
The fourth proportional to 609,519.76, 914,339.79 and 210,107.95 is: 315,182.66
Step by Step Solution
- Step 1: Write the proportion equation
609,519.76 : 914,339.79 = 210,107.95 : x - Step 2: Convert to fraction form
609,519.76/914,339.79 = 210,107.95/x - Step 3: Cross multiply
609,519.76x = 914,339.79 × 210,107.95 - Step 4: Simplify right side
609,519.76x = 192,110,056,594.48 - Step 5: Solve for x
x = 192,110,056,594.48/609,519.76 - Step 6: Final answer
x = 315,182.66
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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.