Finding the Fourth Proportional to 302,658.24, 453,706.80 and 134,088.54
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Solution
The fourth proportional to 302,658.24, 453,706.80 and 134,088.54 is: 201,008.51
Step by Step Solution
- Step 1: Write the proportion equation
302,658.24 : 453,706.80 = 134,088.54 : x - Step 2: Convert to fraction form
302,658.24/453,706.80 = 134,088.54/x - Step 3: Cross multiply
302,658.24x = 453,706.80 × 134,088.54 - Step 4: Simplify right side
302,658.24x = 60,836,882,400.07 - Step 5: Solve for x
x = 60,836,882,400.07/302,658.24 - Step 6: Final answer
x = 201,008.51
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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.