Finding the Fourth Proportional to 318,288.52, 439,227.96 and 175,048.12
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Solution
The fourth proportional to 318,288.52, 439,227.96 and 175,048.12 is: 241,560.80
Step by Step Solution
- Step 1: Write the proportion equation
318,288.52 : 439,227.96 = 175,048.12 : x - Step 2: Convert to fraction form
318,288.52/439,227.96 = 175,048.12/x - Step 3: Cross multiply
318,288.52x = 439,227.96 × 175,048.12 - Step 4: Simplify right side
318,288.52x = 76,886,028,649.44 - Step 5: Solve for x
x = 76,886,028,649.44/318,288.52 - Step 6: Final answer
x = 241,560.80
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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.