Finding the Fourth Proportional to 433,797.28, 599,013.84 and 272,920.48
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Solution
The fourth proportional to 433,797.28, 599,013.84 and 272,920.48 is: 376,865.31
Step by Step Solution
- Step 1: Write the proportion equation
433,797.28 : 599,013.84 = 272,920.48 : x - Step 2: Convert to fraction form
433,797.28/599,013.84 = 272,920.48/x - Step 3: Cross multiply
433,797.28x = 599,013.84 × 272,920.48 - Step 4: Simplify right side
433,797.28x = 163,483,144,739.44 - Step 5: Solve for x
x = 163,483,144,739.44/433,797.28 - Step 6: Final answer
x = 376,865.31
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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.