Finding the Fourth Proportional to 532,121.28, 798,314.40 and 158,134.08
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Solution
The fourth proportional to 532,121.28, 798,314.40 and 158,134.08 is: 237,240.49
Step by Step Solution
- Step 1: Write the proportion equation
532,121.28 : 798,314.40 = 158,134.08 : x - Step 2: Convert to fraction form
532,121.28/798,314.40 = 158,134.08/x - Step 3: Cross multiply
532,121.28x = 798,314.40 × 158,134.08 - Step 4: Simplify right side
532,121.28x = 126,240,713,194.75 - Step 5: Solve for x
x = 126,240,713,194.75/532,121.28 - Step 6: Final answer
x = 237,240.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.