Finding the Fourth Proportional to 302,434.05, 453,651.08 and 197,371.65
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Solution
The fourth proportional to 302,434.05, 453,651.08 and 197,371.65 is: 296,057.48
Step by Step Solution
- Step 1: Write the proportion equation
302,434.05 : 453,651.08 = 197,371.65 : x - Step 2: Convert to fraction form
302,434.05/453,651.08 = 197,371.65/x - Step 3: Cross multiply
302,434.05x = 453,651.08 × 197,371.65 - Step 4: Simplify right side
302,434.05x = 89,537,861,197.02 - Step 5: Solve for x
x = 89,537,861,197.02/302,434.05 - Step 6: Final answer
x = 296,057.48
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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.