Finding the Fourth Proportional to 330,351.99, 455,917.74 and 185,182.43
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Solution
The fourth proportional to 330,351.99, 455,917.74 and 185,182.43 is: 255,569.69
Step by Step Solution
- Step 1: Write the proportion equation
330,351.99 : 455,917.74 = 185,182.43 : x - Step 2: Convert to fraction form
330,351.99/455,917.74 = 185,182.43/x - Step 3: Cross multiply
330,351.99x = 455,917.74 × 185,182.43 - Step 4: Simplify right side
330,351.99x = 84,427,955,244.93 - Step 5: Solve for x
x = 84,427,955,244.93/330,351.99 - Step 6: Final answer
x = 255,569.69
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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.