Finding the Fourth Proportional to 514,515.58, 771,474.16 and 194,692.14
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Solution
The fourth proportional to 514,515.58, 771,474.16 and 194,692.14 is: 291,924.99
Step by Step Solution
- Step 1: Write the proportion equation
514,515.58 : 771,474.16 = 194,692.14 : x - Step 2: Convert to fraction form
514,515.58/771,474.16 = 194,692.14/x - Step 3: Cross multiply
514,515.58x = 771,474.16 × 194,692.14 - Step 4: Simplify right side
514,515.58x = 150,199,955,165.10 - Step 5: Solve for x
x = 150,199,955,165.10/514,515.58 - Step 6: Final answer
x = 291,924.99
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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.