Finding the Fourth Proportional to 304,785.99, 420,568.74 and 175,723.02
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Solution
The fourth proportional to 304,785.99, 420,568.74 and 175,723.02 is: 242,477.05
Step by Step Solution
- Step 1: Write the proportion equation
304,785.99 : 420,568.74 = 175,723.02 : x - Step 2: Convert to fraction form
304,785.99/420,568.74 = 175,723.02/x - Step 3: Cross multiply
304,785.99x = 420,568.74 × 175,723.02 - Step 4: Simplify right side
304,785.99x = 73,903,609,110.39 - Step 5: Solve for x
x = 73,903,609,110.39/304,785.99 - Step 6: Final answer
x = 242,477.05
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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.