Finding the Fourth Proportional to 302,785.02, 417,861.99 and 168,649.02
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Solution
The fourth proportional to 302,785.02, 417,861.99 and 168,649.02 is: 232,746.04
Step by Step Solution
- Step 1: Write the proportion equation
302,785.02 : 417,861.99 = 168,649.02 : x - Step 2: Convert to fraction form
302,785.02/417,861.99 = 168,649.02/x - Step 3: Cross multiply
302,785.02x = 417,861.99 × 168,649.02 - Step 4: Simplify right side
302,785.02x = 70,472,015,108.75 - Step 5: Solve for x
x = 70,472,015,108.75/302,785.02 - Step 6: Final answer
x = 232,746.04
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1.5x scale
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.