Finding the Fourth Proportional to 971,560.14, 1,340,770.23 and 541,794.12
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Solution
The fourth proportional to 971,560.14, 1,340,770.23 and 541,794.12 is: 747,685.50
Step by Step Solution
- Step 1: Write the proportion equation
971,560.14 : 1,340,770.23 = 541,794.12 : x - Step 2: Convert to fraction form
971,560.14/1,340,770.23 = 541,794.12/x - Step 3: Cross multiply
971,560.14x = 1,340,770.23 × 541,794.12 - Step 4: Simplify right side
971,560.14x = 726,421,426,885.05 - Step 5: Solve for x
x = 726,421,426,885.05/971,560.14 - Step 6: Final answer
x = 747,685.50
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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.