Finding the Fourth Proportional to 513,189.14, 769,560.95 and 197,424.41
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Solution
The fourth proportional to 513,189.14, 769,560.95 and 197,424.41 is: 296,050.92
Step by Step Solution
- Step 1: Write the proportion equation
513,189.14 : 769,560.95 = 197,424.41 : x - Step 2: Convert to fraction form
513,189.14/769,560.95 = 197,424.41/x - Step 3: Cross multiply
513,189.14x = 769,560.95 × 197,424.41 - Step 4: Simplify right side
513,189.14x = 151,930,113,158.55 - Step 5: Solve for x
x = 151,930,113,158.55/513,189.14 - Step 6: Final answer
x = 296,050.92
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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.