Finding the Fourth Proportional to 292,843.10, 439,373.99 and 115,473.75
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Solution
The fourth proportional to 292,843.10, 439,373.99 and 115,473.75 is: 173,253.74
Step by Step Solution
- Step 1: Write the proportion equation
292,843.10 : 439,373.99 = 115,473.75 : x - Step 2: Convert to fraction form
292,843.10/439,373.99 = 115,473.75/x - Step 3: Cross multiply
292,843.10x = 439,373.99 × 115,473.75 - Step 4: Simplify right side
292,843.10x = 50,736,162,277.76 - Step 5: Solve for x
x = 50,736,162,277.76/292,843.10 - Step 6: Final answer
x = 173,253.74
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1.5x scale
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.