Finding the Fourth Proportional to 302,684.28, 417,704.28 and 175,433.68
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Solution
The fourth proportional to 302,684.28, 417,704.28 and 175,433.68 is: 242,098.46
Step by Step Solution
- Step 1: Write the proportion equation
302,684.28 : 417,704.28 = 175,433.68 : x - Step 2: Convert to fraction form
302,684.28/417,704.28 = 175,433.68/x - Step 3: Cross multiply
302,684.28x = 417,704.28 × 175,433.68 - Step 4: Simplify right side
302,684.28x = 73,279,398,114.98 - Step 5: Solve for x
x = 73,279,398,114.98/302,684.28 - Step 6: Final answer
x = 242,098.46
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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.