Finding the Fourth Proportional to 532,122.28, 798,315.90 and 158,135.08
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Solution
The fourth proportional to 532,122.28, 798,315.90 and 158,135.08 is: 237,241.99
Step by Step Solution
- Step 1: Write the proportion equation
532,122.28 : 798,315.90 = 158,135.08 : x - Step 2: Convert to fraction form
532,122.28/798,315.90 = 158,135.08/x - Step 3: Cross multiply
532,122.28x = 798,315.90 × 158,135.08 - Step 4: Simplify right side
532,122.28x = 126,241,748,711.77 - Step 5: Solve for x
x = 126,241,748,711.77/532,122.28 - Step 6: Final answer
x = 237,241.99
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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.