Finding the Fourth Proportional to 302,337.20, 417,800.76 and 226,754.48
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Solution
The fourth proportional to 302,337.20, 417,800.76 and 226,754.48 is: 313,352.75
Step by Step Solution
- Step 1: Write the proportion equation
302,337.20 : 417,800.76 = 226,754.48 : x - Step 2: Convert to fraction form
302,337.20/417,800.76 = 226,754.48/x - Step 3: Cross multiply
302,337.20x = 417,800.76 × 226,754.48 - Step 4: Simplify right side
302,337.20x = 94,738,194,077.40 - Step 5: Solve for x
x = 94,738,194,077.40/302,337.20 - Step 6: Final answer
x = 313,352.75
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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.