Finding the Fourth Proportional to 304,629.56, 457,053.68 and 136,135.80
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Solution
The fourth proportional to 304,629.56, 457,053.68 and 136,135.80 is: 204,252.56
Step by Step Solution
- Step 1: Write the proportion equation
304,629.56 : 457,053.68 = 136,135.80 : x - Step 2: Convert to fraction form
304,629.56/457,053.68 = 136,135.80/x - Step 3: Cross multiply
304,629.56x = 457,053.68 × 136,135.80 - Step 4: Simplify right side
304,629.56x = 62,221,368,369.74 - Step 5: Solve for x
x = 62,221,368,369.74/304,629.56 - Step 6: Final answer
x = 204,252.56
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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.